169964990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{163}}^1\times {\mathrm{617}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 333853488

約数和(自身を除く): 163888498

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 169, 326, 338, 617, 815, 845, 1234, 1630, 1690, 2119, 3085, 4238, 6170, 8021, 10595, 16042, 21190, 27547, 40105, 55094, 80210, 100571, 104273, 137735, 201142, 208546, 275470, 502855, 521365, 1005710, 1042730, 1307423, 2614846, 6537115, 13074230, 16996499, 33992998, 84982495, 169964990]

約数ペア:

[(1, 169964990), (2, 84982495), (5, 33992998), (10, 16996499), (13, 13074230), (26, 6537115), (65, 2614846), (130, 1307423), (163, 1042730), (169, 1005710), (326, 521365), (338, 502855), (617, 275470), (815, 208546), (845, 201142), (1234, 137735), (1630, 104273), (1690, 100571), (2119, 80210), (3085, 55094), (4238, 40105), (6170, 27547), (8021, 21190), (10595, 16042)]