64625444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{179}}^1$

素因数の和:380

約数の個数: 48

約数和(自身を含む): 125737920

約数和(自身を除く): 61112476

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 131, 179, 212, 262, 358, 524, 689, 716, 1378, 1703, 2327, 2756, 3406, 4654, 6812, 6943, 9308, 9487, 13886, 18974, 23449, 27772, 37948, 46898, 90259, 93796, 123331, 180518, 246662, 304837, 361036, 493324, 609674, 1219348, 1242797, 2485594, 4971188, 16156361, 32312722, 64625444]

約数ペア:

[(1, 64625444), (2, 32312722), (4, 16156361), (13, 4971188), (26, 2485594), (52, 1242797), (53, 1219348), (106, 609674), (131, 493324), (179, 361036), (212, 304837), (262, 246662), (358, 180518), (524, 123331), (689, 93796), (716, 90259), (1378, 46898), (1703, 37948), (2327, 27772), (2756, 23449), (3406, 18974), (4654, 13886), (6812, 9487), (6943, 9308)]