901621180

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71671}}^1$

素因数の和:71734

約数の個数: 48

約数和(自身を含む): 2058993216

約数和(自身を除く): 1157372036

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 37, 68, 74, 85, 148, 170, 185, 340, 370, 629, 740, 1258, 2516, 3145, 6290, 12580, 71671, 143342, 286684, 358355, 716710, 1218407, 1433420, 2436814, 2651827, 4873628, 5303654, 6092035, 10607308, 12184070, 13259135, 24368140, 26518270, 45081059, 53036540, 90162118, 180324236, 225405295, 450810590, 901621180]

約数ペア:

[(1, 901621180), (2, 450810590), (4, 225405295), (5, 180324236), (10, 90162118), (17, 53036540), (20, 45081059), (34, 26518270), (37, 24368140), (68, 13259135), (74, 12184070), (85, 10607308), (148, 6092035), (170, 5303654), (185, 4873628), (340, 2651827), (370, 2436814), (629, 1433420), (740, 1218407), (1258, 716710), (2516, 358355), (3145, 286684), (6290, 143342), (12580, 71671)]