85758375

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 152275968

約数和(自身を除く): 66517593

約数列:

[1, 3, 5, 15, 23, 25, 61, 69, 75, 115, 125, 163, 183, 305, 345, 375, 489, 575, 815, 915, 1403, 1525, 1725, 2445, 2875, 3749, 4075, 4209, 4575, 7015, 7625, 8625, 9943, 11247, 12225, 18745, 20375, 21045, 22875, 29829, 35075, 49715, 56235, 61125, 93725, 105225, 149145, 175375, 228689, 248575, 281175, 468625, 526125, 686067, 745725, 1143445, 1242875, 1405875, 3430335, 3728625, 5717225, 17151675, 28586125, 85758375]

約数ペア:

[(1, 85758375), (3, 28586125), (5, 17151675), (15, 5717225), (23, 3728625), (25, 3430335), (61, 1405875), (69, 1242875), (75, 1143445), (115, 745725), (125, 686067), (163, 526125), (183, 468625), (305, 281175), (345, 248575), (375, 228689), (489, 175375), (575, 149145), (815, 105225), (915, 93725), (1403, 61125), (1525, 56235), (1725, 49715), (2445, 35075), (2875, 29829), (3749, 22875), (4075, 21045), (4209, 20375), (4575, 18745), (7015, 12225), (7625, 11247), (8625, 9943)]