27643525

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{419}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 43747200

約数和(自身を除く): 16103675

約数列:

[1, 5, 7, 13, 25, 29, 35, 65, 91, 145, 175, 203, 325, 377, 419, 455, 725, 1015, 1885, 2095, 2275, 2639, 2933, 5075, 5447, 9425, 10475, 12151, 13195, 14665, 27235, 38129, 60755, 65975, 73325, 85057, 136175, 157963, 190645, 303775, 425285, 789815, 953225, 1105741, 2126425, 3949075, 5528705, 27643525]

約数ペア:

[(1, 27643525), (5, 5528705), (7, 3949075), (13, 2126425), (25, 1105741), (29, 953225), (35, 789815), (65, 425285), (91, 303775), (145, 190645), (175, 157963), (203, 136175), (325, 85057), (377, 73325), (419, 65975), (455, 60755), (725, 38129), (1015, 27235), (1885, 14665), (2095, 13195), (2275, 12151), (2639, 10475), (2933, 9425), (5075, 5447)]