8105680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{151}}^1$

素因数の和:236

約数の個数: 80

約数和(自身を含む): 21034368

約数和(自身を除く): 12928688

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 61, 80, 88, 110, 122, 151, 176, 220, 244, 302, 305, 440, 488, 604, 610, 671, 755, 880, 976, 1208, 1220, 1342, 1510, 1661, 2416, 2440, 2684, 3020, 3322, 3355, 4880, 5368, 6040, 6644, 6710, 8305, 9211, 10736, 12080, 13288, 13420, 16610, 18422, 26576, 26840, 33220, 36844, 46055, 53680, 66440, 73688, 92110, 101321, 132880, 147376, 184220, 202642, 368440, 405284, 506605, 736880, 810568, 1013210, 1621136, 2026420, 4052840, 8105680]

約数ペア:

[(1, 8105680), (2, 4052840), (4, 2026420), (5, 1621136), (8, 1013210), (10, 810568), (11, 736880), (16, 506605), (20, 405284), (22, 368440), (40, 202642), (44, 184220), (55, 147376), (61, 132880), (80, 101321), (88, 92110), (110, 73688), (122, 66440), (151, 53680), (176, 46055), (220, 36844), (244, 33220), (302, 26840), (305, 26576), (440, 18422), (488, 16610), (604, 13420), (610, 13288), (671, 12080), (755, 10736), (880, 9211), (976, 8305), (1208, 6710), (1220, 6644), (1342, 6040), (1510, 5368), (1661, 4880), (2416, 3355), (2440, 3322), (2684, 3020)]