675465980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{16811}}^1$

素因数の和:16875

約数の個数: 72

約数和(自身を含む): 1690412976

約数和(自身を除く): 1014946996

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 49, 70, 82, 98, 140, 164, 196, 205, 245, 287, 410, 490, 574, 820, 980, 1148, 1435, 2009, 2870, 4018, 5740, 8036, 10045, 16811, 20090, 33622, 40180, 67244, 84055, 117677, 168110, 235354, 336220, 470708, 588385, 689251, 823739, 1176770, 1378502, 1647478, 2353540, 2757004, 3294956, 3446255, 4118695, 4824757, 6892510, 8237390, 9649514, 13785020, 16474780, 19299028, 24123785, 33773299, 48247570, 67546598, 96495140, 135093196, 168866495, 337732990, 675465980]

約数ペア:

[(1, 675465980), (2, 337732990), (4, 168866495), (5, 135093196), (7, 96495140), (10, 67546598), (14, 48247570), (20, 33773299), (28, 24123785), (35, 19299028), (41, 16474780), (49, 13785020), (70, 9649514), (82, 8237390), (98, 6892510), (140, 4824757), (164, 4118695), (196, 3446255), (205, 3294956), (245, 2757004), (287, 2353540), (410, 1647478), (490, 1378502), (574, 1176770), (820, 823739), (980, 689251), (1148, 588385), (1435, 470708), (2009, 336220), (2870, 235354), (4018, 168110), (5740, 117677), (8036, 84055), (10045, 67244), (16811, 40180), (20090, 33622)]