85540090

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{373}}^1$

素因数の和:487

約数の個数: 64

約数和(自身を含む): 174493440

約数和(自身を除く): 88953350

約数列:

[1, 2, 5, 10, 17, 19, 34, 38, 71, 85, 95, 142, 170, 190, 323, 355, 373, 646, 710, 746, 1207, 1349, 1615, 1865, 2414, 2698, 3230, 3730, 6035, 6341, 6745, 7087, 12070, 12682, 13490, 14174, 22933, 26483, 31705, 35435, 45866, 52966, 63410, 70870, 114665, 120479, 132415, 229330, 240958, 264830, 450211, 503177, 602395, 900422, 1006354, 1204790, 2251055, 2515885, 4502110, 5031770, 8554009, 17108018, 42770045, 85540090]

約数ペア:

[(1, 85540090), (2, 42770045), (5, 17108018), (10, 8554009), (17, 5031770), (19, 4502110), (34, 2515885), (38, 2251055), (71, 1204790), (85, 1006354), (95, 900422), (142, 602395), (170, 503177), (190, 450211), (323, 264830), (355, 240958), (373, 229330), (646, 132415), (710, 120479), (746, 114665), (1207, 70870), (1349, 63410), (1615, 52966), (1865, 45866), (2414, 35435), (2698, 31705), (3230, 26483), (3730, 22933), (6035, 14174), (6341, 13490), (6745, 12682), (7087, 12070)]