68917875

素因数分解:

$3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{211}}^1$

素因数の和:309

約数の個数: 64

約数和(自身を含む): 125938176

約数和(自身を除く): 57020301

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 67, 75, 125, 195, 201, 211, 325, 335, 375, 633, 871, 975, 1005, 1055, 1625, 1675, 2613, 2743, 3165, 4355, 4875, 5025, 5275, 8229, 8375, 13065, 13715, 14137, 15825, 21775, 25125, 26375, 41145, 42411, 65325, 68575, 70685, 79125, 108875, 183781, 205725, 212055, 326625, 342875, 353425, 551343, 918905, 1028625, 1060275, 1767125, 2756715, 4594525, 5301375, 13783575, 22972625, 68917875]

約数ペア:

[(1, 68917875), (3, 22972625), (5, 13783575), (13, 5301375), (15, 4594525), (25, 2756715), (39, 1767125), (65, 1060275), (67, 1028625), (75, 918905), (125, 551343), (195, 353425), (201, 342875), (211, 326625), (325, 212055), (335, 205725), (375, 183781), (633, 108875), (871, 79125), (975, 70685), (1005, 68575), (1055, 65325), (1625, 42411), (1675, 41145), (2613, 26375), (2743, 25125), (3165, 21775), (4355, 15825), (4875, 14137), (5025, 13715), (5275, 13065), (8229, 8375)]