20131625775

素因数分解:

$3^1\times 5^2\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{25037}}^1$

素因数の和:25272

約数の個数: 48

約数和(自身を含む): 33977968128

約数和(自身を除く): 13846342353

約数列:

[1, 3, 5, 15, 25, 71, 75, 151, 213, 355, 453, 755, 1065, 1775, 2265, 3775, 5325, 10721, 11325, 25037, 32163, 53605, 75111, 125185, 160815, 268025, 375555, 625925, 804075, 1777627, 1877775, 3780587, 5332881, 8888135, 11341761, 18902935, 26664405, 44440675, 56708805, 94514675, 133322025, 268421677, 283544025, 805265031, 1342108385, 4026325155, 6710541925, 20131625775]

約数ペア:

[(1, 20131625775), (3, 6710541925), (5, 4026325155), (15, 1342108385), (25, 805265031), (71, 283544025), (75, 268421677), (151, 133322025), (213, 94514675), (355, 56708805), (453, 44440675), (755, 26664405), (1065, 18902935), (1775, 11341761), (2265, 8888135), (3775, 5332881), (5325, 3780587), (10721, 1877775), (11325, 1777627), (25037, 804075), (32163, 625925), (53605, 375555), (75111, 268025), (125185, 160815)]