90394720

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{3343}}^1$

素因数の和:3384

約数の個数: 72

約数和(自身を含む): 231317856

約数和(自身を除く): 140923136

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 169, 208, 260, 338, 416, 520, 676, 845, 1040, 1352, 1690, 2080, 2704, 3343, 3380, 5408, 6686, 6760, 13372, 13520, 16715, 26744, 27040, 33430, 43459, 53488, 66860, 86918, 106976, 133720, 173836, 217295, 267440, 347672, 434590, 534880, 564967, 695344, 869180, 1129934, 1390688, 1738360, 2259868, 2824835, 3476720, 4519736, 5649670, 6953440, 9039472, 11299340, 18078944, 22598680, 45197360, 90394720]

約数ペア:

[(1, 90394720), (2, 45197360), (4, 22598680), (5, 18078944), (8, 11299340), (10, 9039472), (13, 6953440), (16, 5649670), (20, 4519736), (26, 3476720), (32, 2824835), (40, 2259868), (52, 1738360), (65, 1390688), (80, 1129934), (104, 869180), (130, 695344), (160, 564967), (169, 534880), (208, 434590), (260, 347672), (338, 267440), (416, 217295), (520, 173836), (676, 133720), (845, 106976), (1040, 86918), (1352, 66860), (1690, 53488), (2080, 43459), (2704, 33430), (3343, 27040), (3380, 26744), (5408, 16715), (6686, 13520), (6760, 13372)]