25238940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{1049}}^1$

素因数の和:1462

約数の個数: 48

約数和(自身を含む): 70912800

約数和(自身を除く): 45673860

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 401, 802, 1049, 1203, 1604, 2005, 2098, 2406, 3147, 4010, 4196, 4812, 5245, 6015, 6294, 8020, 10490, 12030, 12588, 15735, 20980, 24060, 31470, 62940, 420649, 841298, 1261947, 1682596, 2103245, 2523894, 4206490, 5047788, 6309735, 8412980, 12619470, 25238940]

約数ペア:

[(1, 25238940), (2, 12619470), (3, 8412980), (4, 6309735), (5, 5047788), (6, 4206490), (10, 2523894), (12, 2103245), (15, 1682596), (20, 1261947), (30, 841298), (60, 420649), (401, 62940), (802, 31470), (1049, 24060), (1203, 20980), (1604, 15735), (2005, 12588), (2098, 12030), (2406, 10490), (3147, 8020), (4010, 6294), (4196, 6015), (4812, 5245)]