55887500

素因数分解:

$2^2\times 5^5\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 72

約数和(自身を含む): 129929184

約数和(自身を除く): 74041684

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 263, 340, 425, 500, 526, 625, 850, 1052, 1250, 1315, 1700, 2125, 2500, 2630, 3125, 4250, 4471, 5260, 6250, 6575, 8500, 8942, 10625, 12500, 13150, 17884, 21250, 22355, 26300, 32875, 42500, 44710, 53125, 65750, 89420, 106250, 111775, 131500, 164375, 212500, 223550, 328750, 447100, 558875, 657500, 821875, 1117750, 1643750, 2235500, 2794375, 3287500, 5588750, 11177500, 13971875, 27943750, 55887500]

約数ペア:

[(1, 55887500), (2, 27943750), (4, 13971875), (5, 11177500), (10, 5588750), (17, 3287500), (20, 2794375), (25, 2235500), (34, 1643750), (50, 1117750), (68, 821875), (85, 657500), (100, 558875), (125, 447100), (170, 328750), (250, 223550), (263, 212500), (340, 164375), (425, 131500), (500, 111775), (526, 106250), (625, 89420), (850, 65750), (1052, 53125), (1250, 44710), (1315, 42500), (1700, 32875), (2125, 26300), (2500, 22355), (2630, 21250), (3125, 17884), (4250, 13150), (4471, 12500), (5260, 10625), (6250, 8942), (6575, 8500)]