13125580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2657}}^1$

素因数の和:2698

約数の個数: 48

約数和(自身を含む): 31258080

約数和(自身を除く): 18132500

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 2657, 4940, 5314, 10628, 13285, 26570, 34541, 50483, 53140, 69082, 100966, 138164, 172705, 201932, 252415, 345410, 504830, 656279, 690820, 1009660, 1312558, 2625116, 3281395, 6562790, 13125580]

約数ペア:

[(1, 13125580), (2, 6562790), (4, 3281395), (5, 2625116), (10, 1312558), (13, 1009660), (19, 690820), (20, 656279), (26, 504830), (38, 345410), (52, 252415), (65, 201932), (76, 172705), (95, 138164), (130, 100966), (190, 69082), (247, 53140), (260, 50483), (380, 34541), (494, 26570), (988, 13285), (1235, 10628), (2470, 5314), (2657, 4940)]