268237580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{25163}}^1$

素因数の和:25226

約数の個数: 48

約数和(自身を含む): 621450144

約数和(自身を除く): 353212564

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2665, 5330, 10660, 25163, 50326, 100652, 125815, 251630, 327119, 503260, 654238, 1031683, 1308476, 1635595, 2063366, 3271190, 4126732, 5158415, 6542380, 10316830, 13411879, 20633660, 26823758, 53647516, 67059395, 134118790, 268237580]

約数ペア:

[(1, 268237580), (2, 134118790), (4, 67059395), (5, 53647516), (10, 26823758), (13, 20633660), (20, 13411879), (26, 10316830), (41, 6542380), (52, 5158415), (65, 4126732), (82, 3271190), (130, 2063366), (164, 1635595), (205, 1308476), (260, 1031683), (410, 654238), (533, 503260), (820, 327119), (1066, 251630), (2132, 125815), (2665, 100652), (5330, 50326), (10660, 25163)]