31364320

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{887}}^1$

素因数の和:932

約数の個数: 96

約数和(自身を含む): 84587328

約数和(自身を除く): 53223008

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 520, 544, 680, 884, 887, 1040, 1105, 1360, 1768, 1774, 2080, 2210, 2720, 3536, 3548, 4420, 4435, 7072, 7096, 8840, 8870, 11531, 14192, 15079, 17680, 17740, 23062, 28384, 30158, 35360, 35480, 46124, 57655, 60316, 70960, 75395, 92248, 115310, 120632, 141920, 150790, 184496, 196027, 230620, 241264, 301580, 368992, 392054, 461240, 482528, 603160, 784108, 922480, 980135, 1206320, 1568216, 1844960, 1960270, 2412640, 3136432, 3920540, 6272864, 7841080, 15682160, 31364320]

約数ペア:

[(1, 31364320), (2, 15682160), (4, 7841080), (5, 6272864), (8, 3920540), (10, 3136432), (13, 2412640), (16, 1960270), (17, 1844960), (20, 1568216), (26, 1206320), (32, 980135), (34, 922480), (40, 784108), (52, 603160), (65, 482528), (68, 461240), (80, 392054), (85, 368992), (104, 301580), (130, 241264), (136, 230620), (160, 196027), (170, 184496), (208, 150790), (221, 141920), (260, 120632), (272, 115310), (340, 92248), (416, 75395), (442, 70960), (520, 60316), (544, 57655), (680, 46124), (884, 35480), (887, 35360), (1040, 30158), (1105, 28384), (1360, 23062), (1768, 17740), (1774, 17680), (2080, 15079), (2210, 14192), (2720, 11531), (3536, 8870), (3548, 8840), (4420, 7096), (4435, 7072)]