2198595100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{1691227}}^1$

素因数の和:1691254

約数の個数: 36

約数和(自身を含む): 5137950664

約数和(自身を除く): 2939355564

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 1691227, 3382454, 6764908, 8456135, 16912270, 21985951, 33824540, 42280675, 43971902, 84561350, 87943804, 109929755, 169122700, 219859510, 439719020, 549648775, 1099297550, 2198595100]

約数ペア:

[(1, 2198595100), (2, 1099297550), (4, 549648775), (5, 439719020), (10, 219859510), (13, 169122700), (20, 109929755), (25, 87943804), (26, 84561350), (50, 43971902), (52, 42280675), (65, 33824540), (100, 21985951), (130, 16912270), (260, 8456135), (325, 6764908), (650, 3382454), (1300, 1691227)]