80580340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{347}}^1\times {\mathrm{683}}^1$

素因数の和:1056

約数の個数: 48

約数和(自身を含む): 179952192

約数和(自身を除く): 99371852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 347, 683, 694, 1366, 1388, 1735, 2732, 3415, 3470, 5899, 6830, 6940, 11611, 11798, 13660, 23222, 23596, 29495, 46444, 58055, 58990, 116110, 117980, 232220, 237001, 474002, 948004, 1185005, 2370010, 4029017, 4740020, 8058034, 16116068, 20145085, 40290170, 80580340]

約数ペア:

[(1, 80580340), (2, 40290170), (4, 20145085), (5, 16116068), (10, 8058034), (17, 4740020), (20, 4029017), (34, 2370010), (68, 1185005), (85, 948004), (170, 474002), (340, 237001), (347, 232220), (683, 117980), (694, 116110), (1366, 58990), (1388, 58055), (1735, 46444), (2732, 29495), (3415, 23596), (3470, 23222), (5899, 13660), (6830, 11798), (6940, 11611)]