855958480

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^2\times {\mathrm{293}}^1$

素因数の和:425

約数の個数: 120

約数和(自身を含む): 2191844088

約数和(自身を除く): 1335885608

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 53, 65, 80, 104, 106, 130, 208, 212, 260, 265, 293, 424, 520, 530, 586, 689, 848, 1040, 1060, 1172, 1378, 1465, 2120, 2344, 2756, 2809, 2930, 3445, 3809, 4240, 4688, 5512, 5618, 5860, 6890, 7618, 11024, 11236, 11720, 13780, 14045, 15236, 15529, 19045, 22472, 23440, 27560, 28090, 30472, 31058, 36517, 38090, 44944, 55120, 56180, 60944, 62116, 73034, 76180, 77645, 112360, 124232, 146068, 152360, 155290, 182585, 201877, 224720, 248464, 292136, 304720, 310580, 365170, 403754, 584272, 621160, 730340, 807508, 823037, 1009385, 1242320, 1460680, 1615016, 1646074, 2018770, 2921360, 3230032, 3292148, 4037540, 4115185, 6584296, 8075080, 8230370, 10699481, 13168592, 16150160, 16460740, 21398962, 32921480, 42797924, 53497405, 65842960, 85595848, 106994810, 171191696, 213989620, 427979240, 855958480]

約数ペア:

[(1, 855958480), (2, 427979240), (4, 213989620), (5, 171191696), (8, 106994810), (10, 85595848), (13, 65842960), (16, 53497405), (20, 42797924), (26, 32921480), (40, 21398962), (52, 16460740), (53, 16150160), (65, 13168592), (80, 10699481), (104, 8230370), (106, 8075080), (130, 6584296), (208, 4115185), (212, 4037540), (260, 3292148), (265, 3230032), (293, 2921360), (424, 2018770), (520, 1646074), (530, 1615016), (586, 1460680), (689, 1242320), (848, 1009385), (1040, 823037), (1060, 807508), (1172, 730340), (1378, 621160), (1465, 584272), (2120, 403754), (2344, 365170), (2756, 310580), (2809, 304720), (2930, 292136), (3445, 248464), (3809, 224720), (4240, 201877), (4688, 182585), (5512, 155290), (5618, 152360), (5860, 146068), (6890, 124232), (7618, 112360), (11024, 77645), (11236, 76180), (11720, 73034), (13780, 62116), (14045, 60944), (15236, 56180), (15529, 55120), (19045, 44944), (22472, 38090), (23440, 36517), (27560, 31058), (28090, 30472)]