156766758160

素因数分解:

$2^4\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1597}}^1\times {\mathrm{2459}}^1$

素因数の和:4568

約数の個数: 80

約数和(自身を含む): 365590440000

約数和(自身を除く): 208823681840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 499, 998, 1597, 1996, 2459, 2495, 3194, 3992, 4918, 4990, 6388, 7984, 7985, 9836, 9980, 12295, 12776, 15970, 19672, 19960, 24590, 25552, 31940, 39344, 39920, 49180, 63880, 98360, 127760, 196720, 796903, 1227041, 1593806, 2454082, 3187612, 3927023, 3984515, 4908164, 6135205, 6375224, 7854046, 7969030, 9816328, 12270410, 12750448, 15708092, 15938060, 19632656, 19635115, 24540820, 31416184, 31876120, 39270230, 49081640, 62832368, 63752240, 78540460, 98163280, 157080920, 314161840, 1959584477, 3919168954, 7838337908, 9797922385, 15676675816, 19595844770, 31353351632, 39191689540, 78383379080, 156766758160]

約数ペア:

[(1, 156766758160), (2, 78383379080), (4, 39191689540), (5, 31353351632), (8, 19595844770), (10, 15676675816), (16, 9797922385), (20, 7838337908), (40, 3919168954), (80, 1959584477), (499, 314161840), (998, 157080920), (1597, 98163280), (1996, 78540460), (2459, 63752240), (2495, 62832368), (3194, 49081640), (3992, 39270230), (4918, 31876120), (4990, 31416184), (6388, 24540820), (7984, 19635115), (7985, 19632656), (9836, 15938060), (9980, 15708092), (12295, 12750448), (12776, 12270410), (15970, 9816328), (19672, 7969030), (19960, 7854046), (24590, 6375224), (25552, 6135205), (31940, 4908164), (39344, 3984515), (39920, 3927023), (49180, 3187612), (63880, 2454082), (98360, 1593806), (127760, 1227041), (196720, 796903)]