80917875

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4231}}^1$

素因数の和:4269

約数の個数: 48

約数和(自身を含む): 154484928

約数和(自身を除く): 73567053

約数列:

[1, 3, 5, 9, 15, 17, 25, 45, 51, 75, 85, 125, 153, 225, 255, 375, 425, 765, 1125, 1275, 2125, 3825, 4231, 6375, 12693, 19125, 21155, 38079, 63465, 71927, 105775, 190395, 215781, 317325, 359635, 528875, 647343, 951975, 1078905, 1586625, 1798175, 3236715, 4759875, 5394525, 8990875, 16183575, 26972625, 80917875]

約数ペア:

[(1, 80917875), (3, 26972625), (5, 16183575), (9, 8990875), (15, 5394525), (17, 4759875), (25, 3236715), (45, 1798175), (51, 1586625), (75, 1078905), (85, 951975), (125, 647343), (153, 528875), (225, 359635), (255, 317325), (375, 215781), (425, 190395), (765, 105775), (1125, 71927), (1275, 63465), (2125, 38079), (3825, 21155), (4231, 19125), (6375, 12693)]