378523490

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1\times {\mathrm{1283}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 689846976

約数和(自身を除く): 311323486

約数列:

[1, 2, 5, 10, 163, 181, 326, 362, 815, 905, 1283, 1630, 1810, 2566, 6415, 12830, 29503, 59006, 147515, 209129, 232223, 295030, 418258, 464446, 1045645, 1161115, 2091290, 2322230, 37852349, 75704698, 189261745, 378523490]

約数ペア:

[(1, 378523490), (2, 189261745), (5, 75704698), (10, 37852349), (163, 2322230), (181, 2091290), (326, 1161115), (362, 1045645), (815, 464446), (905, 418258), (1283, 295030), (1630, 232223), (1810, 209129), (2566, 147515), (6415, 59006), (12830, 29503)]