2228547425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{1607}}^1$

素因数の和:1898

約数の個数: 48

約数和(自身を含む): 3165547392

約数和(自身を除く): 936999967

約数列:

[1, 5, 13, 17, 25, 65, 85, 221, 251, 325, 425, 1105, 1255, 1607, 3263, 4267, 5525, 6275, 8035, 16315, 20891, 21335, 27319, 40175, 55471, 81575, 104455, 106675, 136595, 277355, 355147, 403357, 522275, 682975, 1386775, 1775735, 2016785, 5243641, 6857069, 8878675, 10083925, 26218205, 34285345, 89141897, 131091025, 171426725, 445709485, 2228547425]

約数ペア:

[(1, 2228547425), (5, 445709485), (13, 171426725), (17, 131091025), (25, 89141897), (65, 34285345), (85, 26218205), (221, 10083925), (251, 8878675), (325, 6857069), (425, 5243641), (1105, 2016785), (1255, 1775735), (1607, 1386775), (3263, 682975), (4267, 522275), (5525, 403357), (6275, 355147), (8035, 277355), (16315, 136595), (20891, 106675), (21335, 104455), (27319, 81575), (40175, 55471)]