27884625

素因数分解:

$3^1\times 5^3\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:155

約数の個数: 64

約数和(自身を含む): 50139648

約数和(自身を除く): 22255023

約数列:

[1, 3, 5, 15, 23, 25, 53, 61, 69, 75, 115, 125, 159, 183, 265, 305, 345, 375, 575, 795, 915, 1219, 1325, 1403, 1525, 1725, 2875, 3233, 3657, 3975, 4209, 4575, 6095, 6625, 7015, 7625, 8625, 9699, 16165, 18285, 19875, 21045, 22875, 30475, 35075, 48495, 74359, 80825, 91425, 105225, 152375, 175375, 223077, 242475, 371795, 404125, 457125, 526125, 1115385, 1212375, 1858975, 5576925, 9294875, 27884625]

約数ペア:

[(1, 27884625), (3, 9294875), (5, 5576925), (15, 1858975), (23, 1212375), (25, 1115385), (53, 526125), (61, 457125), (69, 404125), (75, 371795), (115, 242475), (125, 223077), (159, 175375), (183, 152375), (265, 105225), (305, 91425), (345, 80825), (375, 74359), (575, 48495), (795, 35075), (915, 30475), (1219, 22875), (1325, 21045), (1403, 19875), (1525, 18285), (1725, 16165), (2875, 9699), (3233, 8625), (3657, 7625), (3975, 7015), (4209, 6625), (4575, 6095)]