64075520

素因数分解:

$2^8\times 5^1\times {\mathrm{113}}^1\times {\mathrm{443}}^1$

素因数の和:577

約数の個数: 72

約数和(自身を含む): 155188656

約数和(自身を除く): 91113136

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 113, 128, 160, 226, 256, 320, 443, 452, 565, 640, 886, 904, 1130, 1280, 1772, 1808, 2215, 2260, 3544, 3616, 4430, 4520, 7088, 7232, 8860, 9040, 14176, 14464, 17720, 18080, 28352, 28928, 35440, 36160, 50059, 56704, 70880, 72320, 100118, 113408, 141760, 144640, 200236, 250295, 283520, 400472, 500590, 567040, 800944, 1001180, 1601888, 2002360, 3203776, 4004720, 6407552, 8009440, 12815104, 16018880, 32037760, 64075520]

約数ペア:

[(1, 64075520), (2, 32037760), (4, 16018880), (5, 12815104), (8, 8009440), (10, 6407552), (16, 4004720), (20, 3203776), (32, 2002360), (40, 1601888), (64, 1001180), (80, 800944), (113, 567040), (128, 500590), (160, 400472), (226, 283520), (256, 250295), (320, 200236), (443, 144640), (452, 141760), (565, 113408), (640, 100118), (886, 72320), (904, 70880), (1130, 56704), (1280, 50059), (1772, 36160), (1808, 35440), (2215, 28928), (2260, 28352), (3544, 18080), (3616, 17720), (4430, 14464), (4520, 14176), (7088, 9040), (7232, 8860)]