256083.00000000

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1553}}^1$

素因数の和:1608

約数の個数: 80

約数和(自身を含む): 121398480

約数和(自身を除く): 74560000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 29, 40, 52, 58, 65, 80, 104, 116, 130, 145, 208, 232, 260, 290, 377, 464, 520, 580, 754, 1040, 1160, 1508, 1553, 1885, 2320, 3016, 3106, 3770, 6032, 6212, 7540, 7765, 12424, 15080, 15530, 20189, 24848, 30160, 31060, 40378, 45037, 62120, 80756, 90074, 100945, 124240, 161512, 180148, 201890, 225185, 323024, 360296, 403780, 450370, 585481, 720592, 807560, 900740, 1170962, 1615120, 1801480, 2341924, 2927405, 3602960, 4683848, 5854810, 9367696, 11709620, 23419240, 46838480]

約数ペア:

[(1, 46838480), (2, 23419240), (4, 11709620), (5, 9367696), (8, 5854810), (10, 4683848), (13, 3602960), (16, 2927405), (20, 2341924), (26, 1801480), (29, 1615120), (40, 1170962), (52, 900740), (58, 807560), (65, 720592), (80, 585481), (104, 450370), (116, 403780), (130, 360296), (145, 323024), (208, 225185), (232, 201890), (260, 180148), (290, 161512), (377, 124240), (464, 100945), (520, 90074), (580, 80756), (754, 62120), (1040, 45037), (1160, 40378), (1508, 31060), (1553, 30160), (1885, 24848), (2320, 20189), (3016, 15530), (3106, 15080), (3770, 12424), (6032, 7765), (6212, 7540)]