80654560

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:177

約数の個数: 192

約数和(自身を含む): 236888064

約数和(自身を除く): 156233504

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 32, 35, 40, 46, 56, 62, 70, 80, 92, 101, 112, 115, 124, 140, 155, 160, 161, 184, 202, 217, 224, 230, 248, 280, 310, 322, 368, 404, 434, 460, 496, 505, 560, 620, 644, 707, 713, 736, 805, 808, 868, 920, 992, 1010, 1085, 1120, 1240, 1288, 1414, 1426, 1610, 1616, 1736, 1840, 2020, 2170, 2323, 2480, 2576, 2828, 2852, 3131, 3220, 3232, 3472, 3535, 3565, 3680, 4040, 4340, 4646, 4960, 4991, 5152, 5656, 5704, 6262, 6440, 6944, 7070, 7130, 8080, 8680, 9292, 9982, 11312, 11408, 11615, 12524, 12880, 14140, 14260, 15655, 16160, 16261, 17360, 18584, 19964, 21917, 22624, 22816, 23230, 24955, 25048, 25760, 28280, 28520, 31310, 32522, 34720, 37168, 39928, 43834, 46460, 49910, 50096, 56560, 57040, 62620, 65044, 72013, 74336, 79856, 81305, 87668, 92920, 99820, 100192, 109585, 113120, 114080, 125240, 130088, 144026, 159712, 162610, 175336, 185840, 199640, 219170, 250480, 260176, 288052, 325220, 350672, 360065, 371680, 399280, 438340, 500960, 504091, 520352, 576104, 650440, 701344, 720130, 798560, 876680, 1008182, 1152208, 1300880, 1440260, 1753360, 2016364, 2304416, 2520455, 2601760, 2880520, 3506720, 4032728, 5040910, 5761040, 8065456, 10081820, 11522080, 16130912, 20163640, 40327280, 80654560]

約数ペア:

[(1, 80654560), (2, 40327280), (4, 20163640), (5, 16130912), (7, 11522080), (8, 10081820), (10, 8065456), (14, 5761040), (16, 5040910), (20, 4032728), (23, 3506720), (28, 2880520), (31, 2601760), (32, 2520455), (35, 2304416), (40, 2016364), (46, 1753360), (56, 1440260), (62, 1300880), (70, 1152208), (80, 1008182), (92, 876680), (101, 798560), (112, 720130), (115, 701344), (124, 650440), (140, 576104), (155, 520352), (160, 504091), (161, 500960), (184, 438340), (202, 399280), (217, 371680), (224, 360065), (230, 350672), (248, 325220), (280, 288052), (310, 260176), (322, 250480), (368, 219170), (404, 199640), (434, 185840), (460, 175336), (496, 162610), (505, 159712), (560, 144026), (620, 130088), (644, 125240), (707, 114080), (713, 113120), (736, 109585), (805, 100192), (808, 99820), (868, 92920), (920, 87668), (992, 81305), (1010, 79856), (1085, 74336), (1120, 72013), (1240, 65044), (1288, 62620), (1414, 57040), (1426, 56560), (1610, 50096), (1616, 49910), (1736, 46460), (1840, 43834), (2020, 39928), (2170, 37168), (2323, 34720), (2480, 32522), (2576, 31310), (2828, 28520), (2852, 28280), (3131, 25760), (3220, 25048), (3232, 24955), (3472, 23230), (3535, 22816), (3565, 22624), (3680, 21917), (4040, 19964), (4340, 18584), (4646, 17360), (4960, 16261), (4991, 16160), (5152, 15655), (5656, 14260), (5704, 14140), (6262, 12880), (6440, 12524), (6944, 11615), (7070, 11408), (7130, 11312), (8080, 9982), (8680, 9292)]