83517980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:559

約数の個数: 96

約数和(自身を含む): 218359680

約数和(自身を除く): 134841700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 109, 130, 140, 182, 218, 260, 364, 421, 436, 455, 545, 763, 842, 910, 1090, 1417, 1526, 1684, 1820, 2105, 2180, 2834, 2947, 3052, 3815, 4210, 5473, 5668, 5894, 7085, 7630, 8420, 9919, 10946, 11788, 14170, 14735, 15260, 19838, 21892, 27365, 28340, 29470, 38311, 39676, 45889, 49595, 54730, 58940, 76622, 91778, 99190, 109460, 153244, 183556, 191555, 198380, 229445, 321223, 383110, 458890, 596557, 642446, 766220, 917780, 1193114, 1284892, 1606115, 2386228, 2982785, 3212230, 4175899, 5965570, 6424460, 8351798, 11931140, 16703596, 20879495, 41758990, 83517980]

約数ペア:

[(1, 83517980), (2, 41758990), (4, 20879495), (5, 16703596), (7, 11931140), (10, 8351798), (13, 6424460), (14, 5965570), (20, 4175899), (26, 3212230), (28, 2982785), (35, 2386228), (52, 1606115), (65, 1284892), (70, 1193114), (91, 917780), (109, 766220), (130, 642446), (140, 596557), (182, 458890), (218, 383110), (260, 321223), (364, 229445), (421, 198380), (436, 191555), (455, 183556), (545, 153244), (763, 109460), (842, 99190), (910, 91778), (1090, 76622), (1417, 58940), (1526, 54730), (1684, 49595), (1820, 45889), (2105, 39676), (2180, 38311), (2834, 29470), (2947, 28340), (3052, 27365), (3815, 21892), (4210, 19838), (5473, 15260), (5668, 14735), (5894, 14170), (7085, 11788), (7630, 10946), (8420, 9919)]