128510512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{359}}^1\times {\mathrm{1721}}^1$

素因数の和:2101

約数の個数: 40

約数和(自身を含む): 269045280

約数和(自身を除く): 140534768

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 359, 718, 1436, 1721, 2872, 3442, 4667, 5744, 6884, 9334, 13768, 18668, 22373, 27536, 37336, 44746, 74672, 89492, 178984, 357968, 617839, 1235678, 2471356, 4942712, 8031907, 9885424, 16063814, 32127628, 64255256, 128510512]

約数ペア:

[(1, 128510512), (2, 64255256), (4, 32127628), (8, 16063814), (13, 9885424), (16, 8031907), (26, 4942712), (52, 2471356), (104, 1235678), (208, 617839), (359, 357968), (718, 178984), (1436, 89492), (1721, 74672), (2872, 44746), (3442, 37336), (4667, 27536), (5744, 22373), (6884, 18668), (9334, 13768)]