210625760

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{18541}}^1$

素因数の和:18627

約数の個数: 48

約数和(自身を含む): 504639072

約数和(自身を除く): 294013312

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1136, 1420, 2272, 2840, 5680, 11360, 18541, 37082, 74164, 92705, 148328, 185410, 296656, 370820, 593312, 741640, 1316411, 1483280, 2632822, 2966560, 5265644, 6582055, 10531288, 13164110, 21062576, 26328220, 42125152, 52656440, 105312880, 210625760]

約数ペア:

[(1, 210625760), (2, 105312880), (4, 52656440), (5, 42125152), (8, 26328220), (10, 21062576), (16, 13164110), (20, 10531288), (32, 6582055), (40, 5265644), (71, 2966560), (80, 2632822), (142, 1483280), (160, 1316411), (284, 741640), (355, 593312), (568, 370820), (710, 296656), (1136, 185410), (1420, 148328), (2272, 92705), (2840, 74164), (5680, 37082), (11360, 18541)]