80793440

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{179}}^1$

素因数の和:245

約数の個数: 192

約数和(自身を含む): 243855360

約数和(自身を除く): 163061920

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 31, 32, 35, 40, 52, 56, 62, 65, 70, 80, 91, 104, 112, 124, 130, 140, 155, 160, 179, 182, 208, 217, 224, 248, 260, 280, 310, 358, 364, 403, 416, 434, 455, 496, 520, 560, 620, 716, 728, 806, 868, 895, 910, 992, 1040, 1085, 1120, 1240, 1253, 1432, 1456, 1612, 1736, 1790, 1820, 2015, 2080, 2170, 2327, 2480, 2506, 2821, 2864, 2912, 3224, 3472, 3580, 3640, 4030, 4340, 4654, 4960, 5012, 5549, 5642, 5728, 6265, 6448, 6944, 7160, 7280, 8060, 8680, 9308, 10024, 11098, 11284, 11635, 12530, 12896, 14105, 14320, 14560, 16120, 16289, 17360, 18616, 20048, 22196, 22568, 23270, 25060, 27745, 28210, 28640, 32240, 32578, 34720, 37232, 38843, 40096, 44392, 45136, 46540, 50120, 55490, 56420, 64480, 65156, 72137, 74464, 77686, 81445, 88784, 90272, 93080, 100240, 110980, 112840, 130312, 144274, 155372, 162890, 177568, 186160, 194215, 200480, 221960, 225680, 260624, 288548, 310744, 325780, 360685, 372320, 388430, 443920, 451360, 504959, 521248, 577096, 621488, 651560, 721370, 776860, 887840, 1009918, 1154192, 1242976, 1303120, 1442740, 1553720, 2019836, 2308384, 2524795, 2606240, 2885480, 3107440, 4039672, 5049590, 5770960, 6214880, 8079344, 10099180, 11541920, 16158688, 20198360, 40396720, 80793440]

約数ペア:

[(1, 80793440), (2, 40396720), (4, 20198360), (5, 16158688), (7, 11541920), (8, 10099180), (10, 8079344), (13, 6214880), (14, 5770960), (16, 5049590), (20, 4039672), (26, 3107440), (28, 2885480), (31, 2606240), (32, 2524795), (35, 2308384), (40, 2019836), (52, 1553720), (56, 1442740), (62, 1303120), (65, 1242976), (70, 1154192), (80, 1009918), (91, 887840), (104, 776860), (112, 721370), (124, 651560), (130, 621488), (140, 577096), (155, 521248), (160, 504959), (179, 451360), (182, 443920), (208, 388430), (217, 372320), (224, 360685), (248, 325780), (260, 310744), (280, 288548), (310, 260624), (358, 225680), (364, 221960), (403, 200480), (416, 194215), (434, 186160), (455, 177568), (496, 162890), (520, 155372), (560, 144274), (620, 130312), (716, 112840), (728, 110980), (806, 100240), (868, 93080), (895, 90272), (910, 88784), (992, 81445), (1040, 77686), (1085, 74464), (1120, 72137), (1240, 65156), (1253, 64480), (1432, 56420), (1456, 55490), (1612, 50120), (1736, 46540), (1790, 45136), (1820, 44392), (2015, 40096), (2080, 38843), (2170, 37232), (2327, 34720), (2480, 32578), (2506, 32240), (2821, 28640), (2864, 28210), (2912, 27745), (3224, 25060), (3472, 23270), (3580, 22568), (3640, 22196), (4030, 20048), (4340, 18616), (4654, 17360), (4960, 16289), (5012, 16120), (5549, 14560), (5642, 14320), (5728, 14105), (6265, 12896), (6448, 12530), (6944, 11635), (7160, 11284), (7280, 11098), (8060, 10024), (8680, 9308)]