156019540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{26993}}^1$

素因数の和:27036

約数の個数: 36

約数和(自身を含む): 348060636

約数和(自身を除く): 192041096

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 26993, 53986, 107972, 134965, 269930, 458881, 539860, 917762, 1835524, 2294405, 4588810, 7800977, 9177620, 15601954, 31203908, 39004885, 78009770, 156019540]

約数ペア:

[(1, 156019540), (2, 78009770), (4, 39004885), (5, 31203908), (10, 15601954), (17, 9177620), (20, 7800977), (34, 4588810), (68, 2294405), (85, 1835524), (170, 917762), (289, 539860), (340, 458881), (578, 269930), (1156, 134965), (1445, 107972), (2890, 53986), (5780, 26993)]