140052645

素因数分解:

$3^4\times 5^1\times {\mathrm{61}}^1\times {\mathrm{5669}}^1$

素因数の和:5747

約数の個数: 40

約数和(自身を含む): 255218040

約数和(自身を除く): 115165395

約数列:

[1, 3, 5, 9, 15, 27, 45, 61, 81, 135, 183, 305, 405, 549, 915, 1647, 2745, 4941, 5669, 8235, 17007, 24705, 28345, 51021, 85035, 153063, 255105, 345809, 459189, 765315, 1037427, 1729045, 2295945, 3112281, 5187135, 9336843, 15561405, 28010529, 46684215, 140052645]

約数ペア:

[(1, 140052645), (3, 46684215), (5, 28010529), (9, 15561405), (15, 9336843), (27, 5187135), (45, 3112281), (61, 2295945), (81, 1729045), (135, 1037427), (183, 765315), (305, 459189), (405, 345809), (549, 255105), (915, 153063), (1647, 85035), (2745, 51021), (4941, 28345), (5669, 24705), (8235, 17007)]