90977200

素因数分解:

$2^4\times 5^2\times {\mathrm{17}}^2\times {\mathrm{787}}^1$

素因数の和:839

約数の個数: 90

約数和(自身を含む): 232481276

約数和(自身を除く): 141504076

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 25, 34, 40, 50, 68, 80, 85, 100, 136, 170, 200, 272, 289, 340, 400, 425, 578, 680, 787, 850, 1156, 1360, 1445, 1574, 1700, 2312, 2890, 3148, 3400, 3935, 4624, 5780, 6296, 6800, 7225, 7870, 11560, 12592, 13379, 14450, 15740, 19675, 23120, 26758, 28900, 31480, 39350, 53516, 57800, 62960, 66895, 78700, 107032, 115600, 133790, 157400, 214064, 227443, 267580, 314800, 334475, 454886, 535160, 668950, 909772, 1070320, 1137215, 1337900, 1819544, 2274430, 2675800, 3639088, 4548860, 5351600, 5686075, 9097720, 11372150, 18195440, 22744300, 45488600, 90977200]

約数ペア:

[(1, 90977200), (2, 45488600), (4, 22744300), (5, 18195440), (8, 11372150), (10, 9097720), (16, 5686075), (17, 5351600), (20, 4548860), (25, 3639088), (34, 2675800), (40, 2274430), (50, 1819544), (68, 1337900), (80, 1137215), (85, 1070320), (100, 909772), (136, 668950), (170, 535160), (200, 454886), (272, 334475), (289, 314800), (340, 267580), (400, 227443), (425, 214064), (578, 157400), (680, 133790), (787, 115600), (850, 107032), (1156, 78700), (1360, 66895), (1445, 62960), (1574, 57800), (1700, 53516), (2312, 39350), (2890, 31480), (3148, 28900), (3400, 26758), (3935, 23120), (4624, 19675), (5780, 15740), (6296, 14450), (6800, 13379), (7225, 12592), (7870, 11560)]