71543820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70141}}^1$

素因数の和:70170

約数の個数: 48

約数和(自身を含む): 212109408

約数和(自身を除く): 140565588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 70141, 140282, 210423, 280564, 350705, 420846, 701410, 841692, 1052115, 1192397, 1402820, 2104230, 2384794, 3577191, 4208460, 4769588, 5961985, 7154382, 11923970, 14308764, 17885955, 23847940, 35771910, 71543820]

約数ペア:

[(1, 71543820), (2, 35771910), (3, 23847940), (4, 17885955), (5, 14308764), (6, 11923970), (10, 7154382), (12, 5961985), (15, 4769588), (17, 4208460), (20, 3577191), (30, 2384794), (34, 2104230), (51, 1402820), (60, 1192397), (68, 1052115), (85, 841692), (102, 701410), (170, 420846), (204, 350705), (255, 280564), (340, 210423), (510, 140282), (1020, 70141)]