64075900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{383}}^1$

素因数の和:643

約数の個数: 72

約数和(自身を含む): 159989760

約数和(自身を除く): 95913860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 239, 350, 383, 478, 700, 766, 956, 1195, 1532, 1673, 1915, 2390, 2681, 3346, 3830, 4780, 5362, 5975, 6692, 7660, 8365, 9575, 10724, 11950, 13405, 16730, 19150, 23900, 26810, 33460, 38300, 41825, 53620, 67025, 83650, 91537, 134050, 167300, 183074, 268100, 366148, 457685, 640759, 915370, 1281518, 1830740, 2288425, 2563036, 3203795, 4576850, 6407590, 9153700, 12815180, 16018975, 32037950, 64075900]

約数ペア:

[(1, 64075900), (2, 32037950), (4, 16018975), (5, 12815180), (7, 9153700), (10, 6407590), (14, 4576850), (20, 3203795), (25, 2563036), (28, 2288425), (35, 1830740), (50, 1281518), (70, 915370), (100, 640759), (140, 457685), (175, 366148), (239, 268100), (350, 183074), (383, 167300), (478, 134050), (700, 91537), (766, 83650), (956, 67025), (1195, 53620), (1532, 41825), (1673, 38300), (1915, 33460), (2390, 26810), (2681, 23900), (3346, 19150), (3830, 16730), (4780, 13405), (5362, 11950), (5975, 10724), (6692, 9575), (7660, 8365)]