74641840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{10253}}^1$

素因数の和:10286

約数の個数: 80

約数和(自身を含む): 213611328

約数和(自身を除く): 138969488

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 182, 208, 260, 280, 364, 455, 520, 560, 728, 910, 1040, 1456, 1820, 3640, 7280, 10253, 20506, 41012, 51265, 71771, 82024, 102530, 133289, 143542, 164048, 205060, 266578, 287084, 358855, 410120, 533156, 574168, 666445, 717710, 820240, 933023, 1066312, 1148336, 1332890, 1435420, 1866046, 2132624, 2665780, 2870840, 3732092, 4665115, 5331560, 5741680, 7464184, 9330230, 10663120, 14928368, 18660460, 37320920, 74641840]

約数ペア:

[(1, 74641840), (2, 37320920), (4, 18660460), (5, 14928368), (7, 10663120), (8, 9330230), (10, 7464184), (13, 5741680), (14, 5331560), (16, 4665115), (20, 3732092), (26, 2870840), (28, 2665780), (35, 2132624), (40, 1866046), (52, 1435420), (56, 1332890), (65, 1148336), (70, 1066312), (80, 933023), (91, 820240), (104, 717710), (112, 666445), (130, 574168), (140, 533156), (182, 410120), (208, 358855), (260, 287084), (280, 266578), (364, 205060), (455, 164048), (520, 143542), (560, 133289), (728, 102530), (910, 82024), (1040, 71771), (1456, 51265), (1820, 41012), (3640, 20506), (7280, 10253)]