988013090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{19553}}^1$

素因数の和:19754

約数の個数: 32

約数和(自身を含む): 1847149056

約数和(自身を除く): 859135966

約数列:

[1, 2, 5, 10, 31, 62, 155, 163, 310, 326, 815, 1630, 5053, 10106, 19553, 25265, 39106, 50530, 97765, 195530, 606143, 1212286, 3030715, 3187139, 6061430, 6374278, 15935695, 31871390, 98801309, 197602618, 494006545, 988013090]

約数ペア:

[(1, 988013090), (2, 494006545), (5, 197602618), (10, 98801309), (31, 31871390), (62, 15935695), (155, 6374278), (163, 6061430), (310, 3187139), (326, 3030715), (815, 1212286), (1630, 606143), (5053, 195530), (10106, 97765), (19553, 50530), (25265, 39106)]