65221425

素因数分解:

$3^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{3257}}^1$

素因数の和:3362

約数の個数: 36

約数和(自身を含む): 118167660

約数和(自身を除く): 52946235

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 89, 225, 267, 445, 801, 1335, 2225, 3257, 4005, 6675, 9771, 16285, 20025, 29313, 48855, 81425, 146565, 244275, 289873, 732825, 869619, 1449365, 2608857, 4348095, 7246825, 13044285, 21740475, 65221425]

約数ペア:

[(1, 65221425), (3, 21740475), (5, 13044285), (9, 7246825), (15, 4348095), (25, 2608857), (45, 1449365), (75, 869619), (89, 732825), (225, 289873), (267, 244275), (445, 146565), (801, 81425), (1335, 48855), (2225, 29313), (3257, 20025), (4005, 16285), (6675, 9771)]