79221520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:848

約数の個数: 80

約数和(自身を含む): 211736448

約数和(自身を除く): 132514928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 241, 280, 482, 560, 587, 964, 1174, 1205, 1687, 1928, 2348, 2410, 2935, 3374, 3856, 4109, 4696, 4820, 5870, 6748, 8218, 8435, 9392, 9640, 11740, 13496, 16436, 16870, 19280, 20545, 23480, 26992, 32872, 33740, 41090, 46960, 65744, 67480, 82180, 134960, 141467, 164360, 282934, 328720, 565868, 707335, 990269, 1131736, 1414670, 1980538, 2263472, 2829340, 3961076, 4951345, 5658680, 7922152, 9902690, 11317360, 15844304, 19805380, 39610760, 79221520]

約数ペア:

[(1, 79221520), (2, 39610760), (4, 19805380), (5, 15844304), (7, 11317360), (8, 9902690), (10, 7922152), (14, 5658680), (16, 4951345), (20, 3961076), (28, 2829340), (35, 2263472), (40, 1980538), (56, 1414670), (70, 1131736), (80, 990269), (112, 707335), (140, 565868), (241, 328720), (280, 282934), (482, 164360), (560, 141467), (587, 134960), (964, 82180), (1174, 67480), (1205, 65744), (1687, 46960), (1928, 41090), (2348, 33740), (2410, 32872), (2935, 26992), (3374, 23480), (3856, 20545), (4109, 19280), (4696, 16870), (4820, 16436), (5870, 13496), (6748, 11740), (8218, 9640), (8435, 9392)]