85364140

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{251071}}^1$

素因数の和:251097

約数の個数: 24

約数和(自身を含む): 189810432

約数和(自身を除く): 104446292

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 251071, 502142, 1004284, 1255355, 2510710, 4268207, 5021420, 8536414, 17072828, 21341035, 42682070, 85364140]

約数ペア:

[(1, 85364140), (2, 42682070), (4, 21341035), (5, 17072828), (10, 8536414), (17, 5021420), (20, 4268207), (34, 2510710), (68, 1255355), (85, 1004284), (170, 502142), (340, 251071)]