7131653425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{7919}}^1$

素因数の和:8122

約数の個数: 48

約数和(自身を含む): 10146850560

約数和(自身を除く): 3015197135

約数列:

[1, 5, 13, 17, 25, 65, 85, 163, 221, 325, 425, 815, 1105, 2119, 2771, 4075, 5525, 7919, 10595, 13855, 36023, 39595, 52975, 69275, 102947, 134623, 180115, 197975, 514735, 673115, 900575, 1290797, 1750099, 2573675, 3365575, 6453985, 8750495, 16780361, 21943549, 32269925, 43752475, 83901805, 109717745, 285266137, 419509025, 548588725, 1426330685, 7131653425]

約数ペア:

[(1, 7131653425), (5, 1426330685), (13, 548588725), (17, 419509025), (25, 285266137), (65, 109717745), (85, 83901805), (163, 43752475), (221, 32269925), (325, 21943549), (425, 16780361), (815, 8750495), (1105, 6453985), (2119, 3365575), (2771, 2573675), (4075, 1750099), (5525, 1290797), (7919, 900575), (10595, 673115), (13855, 514735), (36023, 197975), (39595, 180115), (52975, 134623), (69275, 102947)]