1323755875

素因数分解:

$5^3\times {\mathrm{13}}^2\times {\mathrm{223}}^1\times {\mathrm{281}}^1$

素因数の和:545

約数の個数: 48

約数和(自身を含む): 1803320064

約数和(自身を除く): 479564189

約数列:

[1, 5, 13, 25, 65, 125, 169, 223, 281, 325, 845, 1115, 1405, 1625, 2899, 3653, 4225, 5575, 7025, 14495, 18265, 21125, 27875, 35125, 37687, 47489, 62663, 72475, 91325, 188435, 237445, 313315, 362375, 456625, 814619, 942175, 1187225, 1566575, 4073095, 4710875, 5936125, 7832875, 10590047, 20365475, 52950235, 101827375, 264751175, 1323755875]

約数ペア:

[(1, 1323755875), (5, 264751175), (13, 101827375), (25, 52950235), (65, 20365475), (125, 10590047), (169, 7832875), (223, 5936125), (281, 4710875), (325, 4073095), (845, 1566575), (1115, 1187225), (1405, 942175), (1625, 814619), (2899, 456625), (3653, 362375), (4225, 313315), (5575, 237445), (7025, 188435), (14495, 91325), (18265, 72475), (21125, 62663), (27875, 47489), (35125, 37687)]