71262160

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:476

約数の個数: 80

約数和(自身を含む): 176060160

約数和(自身を除く): 104798000

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 173, 190, 271, 304, 346, 380, 542, 692, 760, 865, 1084, 1355, 1384, 1520, 1730, 2168, 2710, 2768, 3287, 3460, 4336, 5149, 5420, 6574, 6920, 10298, 10840, 13148, 13840, 16435, 20596, 21680, 25745, 26296, 32870, 41192, 46883, 51490, 52592, 65740, 82384, 93766, 102980, 131480, 187532, 205960, 234415, 262960, 375064, 411920, 468830, 750128, 890777, 937660, 1781554, 1875320, 3563108, 3750640, 4453885, 7126216, 8907770, 14252432, 17815540, 35631080, 71262160]

約数ペア:

[(1, 71262160), (2, 35631080), (4, 17815540), (5, 14252432), (8, 8907770), (10, 7126216), (16, 4453885), (19, 3750640), (20, 3563108), (38, 1875320), (40, 1781554), (76, 937660), (80, 890777), (95, 750128), (152, 468830), (173, 411920), (190, 375064), (271, 262960), (304, 234415), (346, 205960), (380, 187532), (542, 131480), (692, 102980), (760, 93766), (865, 82384), (1084, 65740), (1355, 52592), (1384, 51490), (1520, 46883), (1730, 41192), (2168, 32870), (2710, 26296), (2768, 25745), (3287, 21680), (3460, 20596), (4336, 16435), (5149, 13840), (5420, 13148), (6574, 10840), (6920, 10298)]