25251960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{1291}}^1$

素因数の和:1468

約数の個数: 64

約数和(自身を含む): 76279680

約数和(自身を除く): 51027720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 163, 326, 489, 652, 815, 978, 1291, 1304, 1630, 1956, 2445, 2582, 3260, 3873, 3912, 4890, 5164, 6455, 6520, 7746, 9780, 10328, 12910, 15492, 19365, 19560, 25820, 30984, 38730, 51640, 77460, 154920, 210433, 420866, 631299, 841732, 1052165, 1262598, 1683464, 2104330, 2525196, 3156495, 4208660, 5050392, 6312990, 8417320, 12625980, 25251960]

約数ペア:

[(1, 25251960), (2, 12625980), (3, 8417320), (4, 6312990), (5, 5050392), (6, 4208660), (8, 3156495), (10, 2525196), (12, 2104330), (15, 1683464), (20, 1262598), (24, 1052165), (30, 841732), (40, 631299), (60, 420866), (120, 210433), (163, 154920), (326, 77460), (489, 51640), (652, 38730), (815, 30984), (978, 25820), (1291, 19560), (1304, 19365), (1630, 15492), (1956, 12910), (2445, 10328), (2582, 9780), (3260, 7746), (3873, 6520), (3912, 6455), (4890, 5164)]