71591325

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{727}}^1$

素因数の和:854

約数の個数: 48

約数和(自身を含む): 128908416

約数和(自身を除く): 57317091

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 101, 195, 303, 325, 505, 727, 975, 1313, 1515, 2181, 2525, 3635, 3939, 6565, 7575, 9451, 10905, 18175, 19695, 28353, 32825, 47255, 54525, 73427, 98475, 141765, 220281, 236275, 367135, 708825, 954551, 1101405, 1835675, 2863653, 4772755, 5507025, 14318265, 23863775, 71591325]

約数ペア:

[(1, 71591325), (3, 23863775), (5, 14318265), (13, 5507025), (15, 4772755), (25, 2863653), (39, 1835675), (65, 1101405), (75, 954551), (101, 708825), (195, 367135), (303, 236275), (325, 220281), (505, 141765), (727, 98475), (975, 73427), (1313, 54525), (1515, 47255), (2181, 32825), (2525, 28353), (3635, 19695), (3939, 18175), (6565, 10905), (7575, 9451)]