164870704

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{199}}^1\times {\mathrm{977}}^1$

素因数の和:1237

約数の個数: 40

約数和(自身を含む): 327434400

約数和(自身を除く): 162563696

約数列:

[1, 2, 4, 8, 16, 53, 106, 199, 212, 398, 424, 796, 848, 977, 1592, 1954, 3184, 3908, 7816, 10547, 15632, 21094, 42188, 51781, 84376, 103562, 168752, 194423, 207124, 388846, 414248, 777692, 828496, 1555384, 3110768, 10304419, 20608838, 41217676, 82435352, 164870704]

約数ペア:

[(1, 164870704), (2, 82435352), (4, 41217676), (8, 20608838), (16, 10304419), (53, 3110768), (106, 1555384), (199, 828496), (212, 777692), (398, 414248), (424, 388846), (796, 207124), (848, 194423), (977, 168752), (1592, 103562), (1954, 84376), (3184, 51781), (3908, 42188), (7816, 21094), (10547, 15632)]