199852575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2887}}^1$

素因数の和:2984

約数の個数: 48

約数和(自身を含む): 360976896

約数和(自身を除く): 161124321

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 71, 75, 195, 213, 325, 355, 923, 975, 1065, 1775, 2769, 2887, 4615, 5325, 8661, 13845, 14435, 23075, 37531, 43305, 69225, 72175, 112593, 187655, 204977, 216525, 562965, 614931, 938275, 1024885, 2664701, 2814825, 3074655, 5124425, 7994103, 13323505, 15373275, 39970515, 66617525, 199852575]

約数ペア:

[(1, 199852575), (3, 66617525), (5, 39970515), (13, 15373275), (15, 13323505), (25, 7994103), (39, 5124425), (65, 3074655), (71, 2814825), (75, 2664701), (195, 1024885), (213, 938275), (325, 614931), (355, 562965), (923, 216525), (975, 204977), (1065, 187655), (1775, 112593), (2769, 72175), (2887, 69225), (4615, 43305), (5325, 37531), (8661, 23075), (13845, 14435)]