7637500

素因数分解:

$2^2\times 5^5\times {\mathrm{13}}^1\times {\mathrm{47}}^1$

素因数の和:89

約数の個数: 72

約数和(自身を含む): 18373824

約数和(自身を除く): 10736324

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 47, 50, 52, 65, 94, 100, 125, 130, 188, 235, 250, 260, 325, 470, 500, 611, 625, 650, 940, 1175, 1222, 1250, 1300, 1625, 2350, 2444, 2500, 3055, 3125, 3250, 4700, 5875, 6110, 6250, 6500, 8125, 11750, 12220, 12500, 15275, 16250, 23500, 29375, 30550, 32500, 40625, 58750, 61100, 76375, 81250, 117500, 146875, 152750, 162500, 293750, 305500, 381875, 587500, 763750, 1527500, 1909375, 3818750, 7637500]

約数ペア:

[(1, 7637500), (2, 3818750), (4, 1909375), (5, 1527500), (10, 763750), (13, 587500), (20, 381875), (25, 305500), (26, 293750), (47, 162500), (50, 152750), (52, 146875), (65, 117500), (94, 81250), (100, 76375), (125, 61100), (130, 58750), (188, 40625), (235, 32500), (250, 30550), (260, 29375), (325, 23500), (470, 16250), (500, 15275), (611, 12500), (625, 12220), (650, 11750), (940, 8125), (1175, 6500), (1222, 6250), (1250, 6110), (1300, 5875), (1625, 4700), (2350, 3250), (2444, 3125), (2500, 3055)]