201251690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1\times {\mathrm{1301}}^1$

素因数の和:1838

約数の個数: 32

約数和(自身を含む): 374976000

約数和(自身を除く): 173724310

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 499, 998, 1301, 2495, 2602, 4990, 6505, 13010, 15469, 30938, 40331, 77345, 80662, 154690, 201655, 403310, 649199, 1298398, 3245995, 6491990, 20125169, 40250338, 100625845, 201251690]

約数ペア:

[(1, 201251690), (2, 100625845), (5, 40250338), (10, 20125169), (31, 6491990), (62, 3245995), (155, 1298398), (310, 649199), (499, 403310), (998, 201655), (1301, 154690), (2495, 80662), (2602, 77345), (4990, 40331), (6505, 30938), (13010, 15469)]