25019020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{2347}}^1$

素因数の和:2410

約数の個数: 48

約数和(自身を含む): 57986208

約数和(自身を除く): 32967188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 52, 65, 82, 130, 164, 205, 260, 410, 533, 820, 1066, 2132, 2347, 2665, 4694, 5330, 9388, 10660, 11735, 23470, 30511, 46940, 61022, 96227, 122044, 152555, 192454, 305110, 384908, 481135, 610220, 962270, 1250951, 1924540, 2501902, 5003804, 6254755, 12509510, 25019020]

約数ペア:

[(1, 25019020), (2, 12509510), (4, 6254755), (5, 5003804), (10, 2501902), (13, 1924540), (20, 1250951), (26, 962270), (41, 610220), (52, 481135), (65, 384908), (82, 305110), (130, 192454), (164, 152555), (205, 122044), (260, 96227), (410, 61022), (533, 46940), (820, 30511), (1066, 23470), (2132, 11735), (2347, 10660), (2665, 9388), (4694, 5330)]