64965760

素因数分解:

$2^7\times 5^1\times {\mathrm{83}}^1\times {\mathrm{1223}}^1$

素因数の和:1325

約数の個数: 64

約数和(自身を含む): 157308480

約数和(自身を除く): 92342720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 320, 332, 415, 640, 664, 830, 1223, 1328, 1660, 2446, 2656, 3320, 4892, 5312, 6115, 6640, 9784, 10624, 12230, 13280, 19568, 24460, 26560, 39136, 48920, 53120, 78272, 97840, 101509, 156544, 195680, 203018, 391360, 406036, 507545, 782720, 812072, 1015090, 1624144, 2030180, 3248288, 4060360, 6496576, 8120720, 12993152, 16241440, 32482880, 64965760]

約数ペア:

[(1, 64965760), (2, 32482880), (4, 16241440), (5, 12993152), (8, 8120720), (10, 6496576), (16, 4060360), (20, 3248288), (32, 2030180), (40, 1624144), (64, 1015090), (80, 812072), (83, 782720), (128, 507545), (160, 406036), (166, 391360), (320, 203018), (332, 195680), (415, 156544), (640, 101509), (664, 97840), (830, 78272), (1223, 53120), (1328, 48920), (1660, 39136), (2446, 26560), (2656, 24460), (3320, 19568), (4892, 13280), (5312, 12230), (6115, 10624), (6640, 9784)]