25643460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1663}}^1$

素因数の和:1932

約数の個数: 48

約数和(自身を含む): 72124416

約数和(自身を除く): 46480956

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 1028, 1285, 1542, 1663, 2570, 3084, 3326, 3855, 4989, 5140, 6652, 7710, 8315, 9978, 15420, 16630, 19956, 24945, 33260, 49890, 99780, 427391, 854782, 1282173, 1709564, 2136955, 2564346, 4273910, 5128692, 6410865, 8547820, 12821730, 25643460]

約数ペア:

[(1, 25643460), (2, 12821730), (3, 8547820), (4, 6410865), (5, 5128692), (6, 4273910), (10, 2564346), (12, 2136955), (15, 1709564), (20, 1282173), (30, 854782), (60, 427391), (257, 99780), (514, 49890), (771, 33260), (1028, 24945), (1285, 19956), (1542, 16630), (1663, 15420), (2570, 9978), (3084, 8315), (3326, 7710), (3855, 6652), (4989, 5140)]