71455960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{563}}^1$

素因数の和:760

約数の個数: 64

約数和(自身を含む): 170553600

約数和(自身を除く): 99097640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 167, 190, 334, 380, 563, 668, 760, 835, 1126, 1336, 1670, 2252, 2815, 3173, 3340, 4504, 5630, 6346, 6680, 10697, 11260, 12692, 15865, 21394, 22520, 25384, 31730, 42788, 53485, 63460, 85576, 94021, 106970, 126920, 188042, 213940, 376084, 427880, 470105, 752168, 940210, 1786399, 1880420, 3572798, 3760840, 7145596, 8931995, 14291192, 17863990, 35727980, 71455960]

約数ペア:

[(1, 71455960), (2, 35727980), (4, 17863990), (5, 14291192), (8, 8931995), (10, 7145596), (19, 3760840), (20, 3572798), (38, 1880420), (40, 1786399), (76, 940210), (95, 752168), (152, 470105), (167, 427880), (190, 376084), (334, 213940), (380, 188042), (563, 126920), (668, 106970), (760, 94021), (835, 85576), (1126, 63460), (1336, 53485), (1670, 42788), (2252, 31730), (2815, 25384), (3173, 22520), (3340, 21394), (4504, 15865), (5630, 12692), (6346, 11260), (6680, 10697)]