80461875

素因数分解:

$3^1\times 5^4\times {\mathrm{13}}^1\times {\mathrm{3301}}^1$

素因数の和:3337

約数の個数: 40

約数和(自身を含む): 144416272

約数和(自身を除く): 63954397

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 125, 195, 325, 375, 625, 975, 1625, 1875, 3301, 4875, 8125, 9903, 16505, 24375, 42913, 49515, 82525, 128739, 214565, 247575, 412625, 643695, 1072825, 1237875, 2063125, 3218475, 5364125, 6189375, 16092375, 26820625, 80461875]

約数ペア:

[(1, 80461875), (3, 26820625), (5, 16092375), (13, 6189375), (15, 5364125), (25, 3218475), (39, 2063125), (65, 1237875), (75, 1072825), (125, 643695), (195, 412625), (325, 247575), (375, 214565), (625, 128739), (975, 82525), (1625, 49515), (1875, 42913), (3301, 24375), (4875, 16505), (8125, 9903)]