90475520

素因数分解:

$2^{10}\times 5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1$

素因数の和:497

約数の個数: 88

約数和(自身を含む): 222844608

約数和(自身を除く): 132369088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 64, 80, 82, 128, 160, 164, 205, 256, 320, 328, 410, 431, 512, 640, 656, 820, 862, 1024, 1280, 1312, 1640, 1724, 2155, 2560, 2624, 3280, 3448, 4310, 5120, 5248, 6560, 6896, 8620, 10496, 13120, 13792, 17240, 17671, 20992, 26240, 27584, 34480, 35342, 41984, 52480, 55168, 68960, 70684, 88355, 104960, 110336, 137920, 141368, 176710, 209920, 220672, 275840, 282736, 353420, 441344, 551680, 565472, 706840, 1103360, 1130944, 1413680, 2206720, 2261888, 2827360, 4523776, 5654720, 9047552, 11309440, 18095104, 22618880, 45237760, 90475520]

約数ペア:

[(1, 90475520), (2, 45237760), (4, 22618880), (5, 18095104), (8, 11309440), (10, 9047552), (16, 5654720), (20, 4523776), (32, 2827360), (40, 2261888), (41, 2206720), (64, 1413680), (80, 1130944), (82, 1103360), (128, 706840), (160, 565472), (164, 551680), (205, 441344), (256, 353420), (320, 282736), (328, 275840), (410, 220672), (431, 209920), (512, 176710), (640, 141368), (656, 137920), (820, 110336), (862, 104960), (1024, 88355), (1280, 70684), (1312, 68960), (1640, 55168), (1724, 52480), (2155, 41984), (2560, 35342), (2624, 34480), (3280, 27584), (3448, 26240), (4310, 20992), (5120, 17671), (5248, 17240), (6560, 13792), (6896, 13120), (8620, 10496)]