156613872680

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{3677}}^1\times {\mathrm{9769}}^1$

素因数の和:13566

約数の個数: 64

約数和(自身を含む): 355747194000

約数和(自身を除く): 199133321320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 3677, 4360, 7354, 9769, 14708, 18385, 19538, 29416, 36770, 39076, 48845, 73540, 78152, 97690, 147080, 195380, 390760, 400793, 801586, 1064821, 1603172, 2003965, 2129642, 3206344, 4007930, 4259284, 5324105, 8015860, 8518568, 10648210, 16031720, 21296420, 35920613, 42592840, 71841226, 143682452, 179603065, 287364904, 359206130, 718412260, 1436824520, 3915346817, 7830693634, 15661387268, 19576734085, 31322774536, 39153468170, 78306936340, 156613872680]

約数ペア:

[(1, 156613872680), (2, 78306936340), (4, 39153468170), (5, 31322774536), (8, 19576734085), (10, 15661387268), (20, 7830693634), (40, 3915346817), (109, 1436824520), (218, 718412260), (436, 359206130), (545, 287364904), (872, 179603065), (1090, 143682452), (2180, 71841226), (3677, 42592840), (4360, 35920613), (7354, 21296420), (9769, 16031720), (14708, 10648210), (18385, 8518568), (19538, 8015860), (29416, 5324105), (36770, 4259284), (39076, 4007930), (48845, 3206344), (73540, 2129642), (78152, 2003965), (97690, 1603172), (147080, 1064821), (195380, 801586), (390760, 400793)]