25567490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{503}}^1$

素因数の和:563

約数の個数: 64

約数和(自身を含む): 54867456

約数和(自身を除く): 29299966

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 65, 85, 115, 130, 170, 221, 230, 299, 391, 442, 503, 598, 782, 1006, 1105, 1495, 1955, 2210, 2515, 2990, 3910, 5030, 5083, 6539, 8551, 10166, 11569, 13078, 17102, 23138, 25415, 32695, 42755, 50830, 57845, 65390, 85510, 111163, 115690, 150397, 196673, 222326, 300794, 393346, 555815, 751985, 983365, 1111630, 1503970, 1966730, 2556749, 5113498, 12783745, 25567490]

約数ペア:

[(1, 25567490), (2, 12783745), (5, 5113498), (10, 2556749), (13, 1966730), (17, 1503970), (23, 1111630), (26, 983365), (34, 751985), (46, 555815), (65, 393346), (85, 300794), (115, 222326), (130, 196673), (170, 150397), (221, 115690), (230, 111163), (299, 85510), (391, 65390), (442, 57845), (503, 50830), (598, 42755), (782, 32695), (1006, 25415), (1105, 23138), (1495, 17102), (1955, 13078), (2210, 11569), (2515, 10166), (2990, 8551), (3910, 6539), (5030, 5083)]