76547960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2143}}^1$

素因数の和:2220

約数の個数: 64

約数和(自身を含む): 185241600

約数和(自身を除く): 108693640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 94, 95, 152, 188, 190, 235, 376, 380, 470, 760, 893, 940, 1786, 1880, 2143, 3572, 4286, 4465, 7144, 8572, 8930, 10715, 17144, 17860, 21430, 35720, 40717, 42860, 81434, 85720, 100721, 162868, 201442, 203585, 325736, 402884, 407170, 503605, 805768, 814340, 1007210, 1628680, 1913699, 2014420, 3827398, 4028840, 7654796, 9568495, 15309592, 19136990, 38273980, 76547960]

約数ペア:

[(1, 76547960), (2, 38273980), (4, 19136990), (5, 15309592), (8, 9568495), (10, 7654796), (19, 4028840), (20, 3827398), (38, 2014420), (40, 1913699), (47, 1628680), (76, 1007210), (94, 814340), (95, 805768), (152, 503605), (188, 407170), (190, 402884), (235, 325736), (376, 203585), (380, 201442), (470, 162868), (760, 100721), (893, 85720), (940, 81434), (1786, 42860), (1880, 40717), (2143, 35720), (3572, 21430), (4286, 17860), (4465, 17144), (7144, 10715), (8572, 8930)]