90856670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1223}}^1$

素因数の和:1289

約数の個数: 64

約数和(自身を含む): 190356480

約数和(自身を除く): 99499810

約数列:

[1, 2, 5, 10, 17, 19, 23, 34, 38, 46, 85, 95, 115, 170, 190, 230, 323, 391, 437, 646, 782, 874, 1223, 1615, 1955, 2185, 2446, 3230, 3910, 4370, 6115, 7429, 12230, 14858, 20791, 23237, 28129, 37145, 41582, 46474, 56258, 74290, 103955, 116185, 140645, 207910, 232370, 281290, 395029, 478193, 534451, 790058, 956386, 1068902, 1975145, 2390965, 2672255, 3950290, 4781930, 5344510, 9085667, 18171334, 45428335, 90856670]

約数ペア:

[(1, 90856670), (2, 45428335), (5, 18171334), (10, 9085667), (17, 5344510), (19, 4781930), (23, 3950290), (34, 2672255), (38, 2390965), (46, 1975145), (85, 1068902), (95, 956386), (115, 790058), (170, 534451), (190, 478193), (230, 395029), (323, 281290), (391, 232370), (437, 207910), (646, 140645), (782, 116185), (874, 103955), (1223, 74290), (1615, 56258), (1955, 46474), (2185, 41582), (2446, 37145), (3230, 28129), (3910, 23237), (4370, 20791), (6115, 14858), (7429, 12230)]