201231550

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{18211}}^1$

素因数の和:18253

約数の個数: 48

約数和(自身を含む): 426816432

約数和(自身を除く): 225584882

約数列:

[1, 2, 5, 10, 13, 17, 25, 26, 34, 50, 65, 85, 130, 170, 221, 325, 425, 442, 650, 850, 1105, 2210, 5525, 11050, 18211, 36422, 91055, 182110, 236743, 309587, 455275, 473486, 619174, 910550, 1183715, 1547935, 2367430, 3095870, 4024631, 5918575, 7739675, 8049262, 11837150, 15479350, 20123155, 40246310, 100615775, 201231550]

約数ペア:

[(1, 201231550), (2, 100615775), (5, 40246310), (10, 20123155), (13, 15479350), (17, 11837150), (25, 8049262), (26, 7739675), (34, 5918575), (50, 4024631), (65, 3095870), (85, 2367430), (130, 1547935), (170, 1183715), (221, 910550), (325, 619174), (425, 473486), (442, 455275), (650, 309587), (850, 236743), (1105, 182110), (2210, 91055), (5525, 36422), (11050, 18211)]