200428444975

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{211931}}^1$

素因数の和:212152

約数の個数: 48

約数和(自身を含む): 286972882560

約数和(自身を除く): 86544437585

約数列:

[1, 5, 11, 19, 25, 55, 95, 181, 209, 275, 475, 905, 1045, 1991, 3439, 4525, 5225, 9955, 17195, 37829, 49775, 85975, 189145, 211931, 945725, 1059655, 2331241, 4026689, 5298275, 11656205, 20133445, 38359511, 44293579, 58281025, 100667225, 191797555, 221467895, 421954621, 728830709, 958987775, 1107339475, 2109773105, 3644153545, 8017137799, 10548865525, 18220767725, 40085688995, 200428444975]

約数ペア:

[(1, 200428444975), (5, 40085688995), (11, 18220767725), (19, 10548865525), (25, 8017137799), (55, 3644153545), (95, 2109773105), (181, 1107339475), (209, 958987775), (275, 728830709), (475, 421954621), (905, 221467895), (1045, 191797555), (1991, 100667225), (3439, 58281025), (4525, 44293579), (5225, 38359511), (9955, 20133445), (17195, 11656205), (37829, 5298275), (49775, 4026689), (85975, 2331241), (189145, 1059655), (211931, 945725)]