2492625

素因数分解:

$3^1\times 5^3\times {\mathrm{17}}^2\times {\mathrm{23}}^1$

素因数の和:75

約数の個数: 48

約数和(自身を含む): 4597632

約数和(自身を除く): 2105007

約数列:

[1, 3, 5, 15, 17, 23, 25, 51, 69, 75, 85, 115, 125, 255, 289, 345, 375, 391, 425, 575, 867, 1173, 1275, 1445, 1725, 1955, 2125, 2875, 4335, 5865, 6375, 6647, 7225, 8625, 9775, 19941, 21675, 29325, 33235, 36125, 48875, 99705, 108375, 146625, 166175, 498525, 830875, 2492625]

約数ペア:

[(1, 2492625), (3, 830875), (5, 498525), (15, 166175), (17, 146625), (23, 108375), (25, 99705), (51, 48875), (69, 36125), (75, 33235), (85, 29325), (115, 21675), (125, 19941), (255, 9775), (289, 8625), (345, 7225), (375, 6647), (391, 6375), (425, 5865), (575, 4335), (867, 2875), (1173, 2125), (1275, 1955), (1445, 1725)]