90042290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{22343}}^1$

素因数の和:22394

約数の個数: 32

約数和(自身を含む): 180182016

約数和(自身を除く): 90139726

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 22343, 44686, 111715, 223430, 290459, 580918, 692633, 1385266, 1452295, 2904590, 3463165, 6926330, 9004229, 18008458, 45021145, 90042290]

約数ペア:

[(1, 90042290), (2, 45021145), (5, 18008458), (10, 9004229), (13, 6926330), (26, 3463165), (31, 2904590), (62, 1452295), (65, 1385266), (130, 692633), (155, 580918), (310, 290459), (403, 223430), (806, 111715), (2015, 44686), (4030, 22343)]