628347005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{2011}}^1$

素因数の和:2082

約数の個数: 64

約数和(自身を含む): 973486080

約数和(自身を除く): 345139075

約数列:

[1, 5, 11, 13, 19, 23, 55, 65, 95, 115, 143, 209, 247, 253, 299, 437, 715, 1045, 1235, 1265, 1495, 2011, 2185, 2717, 3289, 4807, 5681, 10055, 13585, 16445, 22121, 24035, 26143, 28405, 38209, 46253, 62491, 110605, 130715, 191045, 231265, 287573, 312455, 420299, 496717, 508783, 601289, 878807, 1437865, 2101495, 2483585, 2543915, 3006445, 4394035, 5463887, 6614179, 9666877, 11424491, 27319435, 33070895, 48334385, 57122455, 125669401, 628347005]

約数ペア:

[(1, 628347005), (5, 125669401), (11, 57122455), (13, 48334385), (19, 33070895), (23, 27319435), (55, 11424491), (65, 9666877), (95, 6614179), (115, 5463887), (143, 4394035), (209, 3006445), (247, 2543915), (253, 2483585), (299, 2101495), (437, 1437865), (715, 878807), (1045, 601289), (1235, 508783), (1265, 496717), (1495, 420299), (2011, 312455), (2185, 287573), (2717, 231265), (3289, 191045), (4807, 130715), (5681, 110605), (10055, 62491), (13585, 46253), (16445, 38209), (22121, 28405), (24035, 26143)]