201553580

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{113}}^1\times {\mathrm{883}}^1$

素因数の和:1106

約数の個数: 48

約数和(自身を含む): 431724384

約数和(自身を除く): 230170804

約数列:

[1, 2, 4, 5, 10, 20, 101, 113, 202, 226, 404, 452, 505, 565, 883, 1010, 1130, 1766, 2020, 2260, 3532, 4415, 8830, 11413, 17660, 22826, 45652, 57065, 89183, 99779, 114130, 178366, 199558, 228260, 356732, 399116, 445915, 498895, 891830, 997790, 1783660, 1995580, 10077679, 20155358, 40310716, 50388395, 100776790, 201553580]

約数ペア:

[(1, 201553580), (2, 100776790), (4, 50388395), (5, 40310716), (10, 20155358), (20, 10077679), (101, 1995580), (113, 1783660), (202, 997790), (226, 891830), (404, 498895), (452, 445915), (505, 399116), (565, 356732), (883, 228260), (1010, 199558), (1130, 178366), (1766, 114130), (2020, 99779), (2260, 89183), (3532, 57065), (4415, 45652), (8830, 22826), (11413, 17660)]