74947220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{1609}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 167968080

約数和(自身を除く): 93020860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 137, 170, 274, 340, 548, 685, 1370, 1609, 2329, 2740, 3218, 4658, 6436, 8045, 9316, 11645, 16090, 23290, 27353, 32180, 46580, 54706, 109412, 136765, 220433, 273530, 440866, 547060, 881732, 1102165, 2204330, 3747361, 4408660, 7494722, 14989444, 18736805, 37473610, 74947220]

約数ペア:

[(1, 74947220), (2, 37473610), (4, 18736805), (5, 14989444), (10, 7494722), (17, 4408660), (20, 3747361), (34, 2204330), (68, 1102165), (85, 881732), (137, 547060), (170, 440866), (274, 273530), (340, 220433), (548, 136765), (685, 109412), (1370, 54706), (1609, 46580), (2329, 32180), (2740, 27353), (3218, 23290), (4658, 16090), (6436, 11645), (8045, 9316)]