25881648

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1$

素因数の和:139

約数の個数: 160

約数和(自身を含む): 79161600

約数和(自身を除く): 53279952

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 37, 38, 39, 48, 52, 57, 59, 74, 76, 78, 104, 111, 114, 118, 148, 152, 156, 177, 208, 222, 228, 236, 247, 296, 304, 312, 354, 444, 456, 472, 481, 494, 592, 624, 703, 708, 741, 767, 888, 912, 944, 962, 988, 1121, 1406, 1416, 1443, 1482, 1534, 1776, 1924, 1976, 2109, 2183, 2242, 2301, 2812, 2832, 2886, 2964, 3068, 3363, 3848, 3952, 4218, 4366, 4484, 4602, 5624, 5772, 5928, 6136, 6549, 6726, 7696, 8436, 8732, 8968, 9139, 9204, 11248, 11544, 11856, 12272, 13098, 13452, 14573, 16872, 17464, 17936, 18278, 18408, 23088, 26196, 26904, 27417, 28379, 29146, 33744, 34928, 36556, 36816, 41477, 43719, 52392, 53808, 54834, 56758, 58292, 73112, 82954, 85137, 87438, 104784, 109668, 113516, 116584, 124431, 146224, 165908, 170274, 174876, 219336, 227032, 233168, 248862, 331816, 340548, 349752, 438672, 454064, 497724, 539201, 663632, 681096, 699504, 995448, 1078402, 1362192, 1617603, 1990896, 2156804, 3235206, 4313608, 6470412, 8627216, 12940824, 25881648]

約数ペア:

[(1, 25881648), (2, 12940824), (3, 8627216), (4, 6470412), (6, 4313608), (8, 3235206), (12, 2156804), (13, 1990896), (16, 1617603), (19, 1362192), (24, 1078402), (26, 995448), (37, 699504), (38, 681096), (39, 663632), (48, 539201), (52, 497724), (57, 454064), (59, 438672), (74, 349752), (76, 340548), (78, 331816), (104, 248862), (111, 233168), (114, 227032), (118, 219336), (148, 174876), (152, 170274), (156, 165908), (177, 146224), (208, 124431), (222, 116584), (228, 113516), (236, 109668), (247, 104784), (296, 87438), (304, 85137), (312, 82954), (354, 73112), (444, 58292), (456, 56758), (472, 54834), (481, 53808), (494, 52392), (592, 43719), (624, 41477), (703, 36816), (708, 36556), (741, 34928), (767, 33744), (888, 29146), (912, 28379), (944, 27417), (962, 26904), (988, 26196), (1121, 23088), (1406, 18408), (1416, 18278), (1443, 17936), (1482, 17464), (1534, 16872), (1776, 14573), (1924, 13452), (1976, 13098), (2109, 12272), (2183, 11856), (2242, 11544), (2301, 11248), (2812, 9204), (2832, 9139), (2886, 8968), (2964, 8732), (3068, 8436), (3363, 7696), (3848, 6726), (3952, 6549), (4218, 6136), (4366, 5928), (4484, 5772), (4602, 5624)]