201344120

素因数分解:

$2^3\times 5^1\times {\mathrm{163}}^1\times {\mathrm{30881}}^1$

素因数の和:31055

約数の個数: 32

約数和(自身を含む): 455818320

約数和(自身を除く): 254474200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 163, 326, 652, 815, 1304, 1630, 3260, 6520, 30881, 61762, 123524, 154405, 247048, 308810, 617620, 1235240, 5033603, 10067206, 20134412, 25168015, 40268824, 50336030, 100672060, 201344120]

約数ペア:

[(1, 201344120), (2, 100672060), (4, 50336030), (5, 40268824), (8, 25168015), (10, 20134412), (20, 10067206), (40, 5033603), (163, 1235240), (326, 617620), (652, 308810), (815, 247048), (1304, 154405), (1630, 123524), (3260, 61762), (6520, 30881)]