64609520

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47507}}^1$

素因数の和:47537

約数の個数: 40

約数和(自身を含む): 159056784

約数和(自身を除く): 94447264

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 47507, 95014, 190028, 237535, 380056, 475070, 760112, 807619, 950140, 1615238, 1900280, 3230476, 3800560, 4038095, 6460952, 8076190, 12921904, 16152380, 32304760, 64609520]

約数ペア:

[(1, 64609520), (2, 32304760), (4, 16152380), (5, 12921904), (8, 8076190), (10, 6460952), (16, 4038095), (17, 3800560), (20, 3230476), (34, 1900280), (40, 1615238), (68, 950140), (80, 807619), (85, 760112), (136, 475070), (170, 380056), (272, 237535), (340, 190028), (680, 95014), (1360, 47507)]