64541775

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{227}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 113992704

約数和(自身を除く): 49450929

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 223, 227, 255, 425, 669, 681, 1115, 1135, 1275, 3345, 3405, 3791, 3859, 5575, 5675, 11373, 11577, 16725, 17025, 18955, 19295, 50621, 56865, 57885, 94775, 96475, 151863, 253105, 284325, 289425, 759315, 860557, 1265525, 2581671, 3796575, 4302785, 12908355, 21513925, 64541775]

約数ペア:

[(1, 64541775), (3, 21513925), (5, 12908355), (15, 4302785), (17, 3796575), (25, 2581671), (51, 1265525), (75, 860557), (85, 759315), (223, 289425), (227, 284325), (255, 253105), (425, 151863), (669, 96475), (681, 94775), (1115, 57885), (1135, 56865), (1275, 50621), (3345, 19295), (3405, 18955), (3791, 17025), (3859, 16725), (5575, 11577), (5675, 11373)]