80688375

素因数分解:

$3^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{4219}}^1$

素因数の和:4257

約数の個数: 48

約数和(自身を含む): 154046880

約数和(自身を除く): 73358505

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, 4219, 6375, 12657, 19125, 21095, 37971, 63285, 71723, 105475, 189855, 215169, 316425, 358615, 527375, 645507, 949275, 1075845, 1582125, 1793075, 3227535, 4746375, 5379225, 8965375, 16137675, 26896125, 80688375]

約数ペア:

[(1, 80688375), (3, 26896125), (5, 16137675), (9, 8965375), (15, 5379225), (17, 4746375), (25, 3227535), (45, 1793075), (51, 1582125), (75, 1075845), (85, 949275), (125, 645507), (153, 527375), (225, 358615), (255, 316425), (375, 215169), (425, 189855), (765, 105475), (1125, 71723), (1275, 63285), (2125, 37971), (3825, 21095), (4219, 19125), (6375, 12657)]