31343360

素因数分解:

$2^8\times 5^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:589

約数の個数: 72

約数和(自身を含む): 76821696

約数和(自身を除く): 45478336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 64, 80, 94, 128, 160, 188, 235, 256, 320, 376, 470, 521, 640, 752, 940, 1042, 1280, 1504, 1880, 2084, 2605, 3008, 3760, 4168, 5210, 6016, 7520, 8336, 10420, 12032, 15040, 16672, 20840, 24487, 30080, 33344, 41680, 48974, 60160, 66688, 83360, 97948, 122435, 133376, 166720, 195896, 244870, 333440, 391792, 489740, 666880, 783584, 979480, 1567168, 1958960, 3134336, 3917920, 6268672, 7835840, 15671680, 31343360]

約数ペア:

[(1, 31343360), (2, 15671680), (4, 7835840), (5, 6268672), (8, 3917920), (10, 3134336), (16, 1958960), (20, 1567168), (32, 979480), (40, 783584), (47, 666880), (64, 489740), (80, 391792), (94, 333440), (128, 244870), (160, 195896), (188, 166720), (235, 133376), (256, 122435), (320, 97948), (376, 83360), (470, 66688), (521, 60160), (640, 48974), (752, 41680), (940, 33344), (1042, 30080), (1280, 24487), (1504, 20840), (1880, 16672), (2084, 15040), (2605, 12032), (3008, 10420), (3760, 8336), (4168, 7520), (5210, 6016)]