86401840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:854

約数の個数: 80

約数和(自身を含む): 230824512

約数和(自身を除く): 144422672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 277, 280, 554, 557, 560, 1108, 1114, 1385, 1939, 2216, 2228, 2770, 2785, 3878, 3899, 4432, 4456, 5540, 5570, 7756, 7798, 8912, 9695, 11080, 11140, 15512, 15596, 19390, 19495, 22160, 22280, 31024, 31192, 38780, 38990, 44560, 62384, 77560, 77980, 154289, 155120, 155960, 308578, 311920, 617156, 771445, 1080023, 1234312, 1542890, 2160046, 2468624, 3085780, 4320092, 5400115, 6171560, 8640184, 10800230, 12343120, 17280368, 21600460, 43200920, 86401840]

約数ペア:

[(1, 86401840), (2, 43200920), (4, 21600460), (5, 17280368), (7, 12343120), (8, 10800230), (10, 8640184), (14, 6171560), (16, 5400115), (20, 4320092), (28, 3085780), (35, 2468624), (40, 2160046), (56, 1542890), (70, 1234312), (80, 1080023), (112, 771445), (140, 617156), (277, 311920), (280, 308578), (554, 155960), (557, 155120), (560, 154289), (1108, 77980), (1114, 77560), (1385, 62384), (1939, 44560), (2216, 38990), (2228, 38780), (2770, 31192), (2785, 31024), (3878, 22280), (3899, 22160), (4432, 19495), (4456, 19390), (5540, 15596), (5570, 15512), (7756, 11140), (7798, 11080), (8912, 9695)]