80898930

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{128411}}^1$

素因数の和:128431

約数の個数: 48

約数和(自身を含む): 240387264

約数和(自身を除く): 159488334

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 128411, 256822, 385233, 642055, 770466, 898877, 1155699, 1284110, 1797754, 1926165, 2311398, 2696631, 3852330, 4494385, 5393262, 5778495, 8089893, 8988770, 11556990, 13483155, 16179786, 26966310, 40449465, 80898930]

約数ペア:

[(1, 80898930), (2, 40449465), (3, 26966310), (5, 16179786), (6, 13483155), (7, 11556990), (9, 8988770), (10, 8089893), (14, 5778495), (15, 5393262), (18, 4494385), (21, 3852330), (30, 2696631), (35, 2311398), (42, 1926165), (45, 1797754), (63, 1284110), (70, 1155699), (90, 898877), (105, 770466), (126, 642055), (210, 385233), (315, 256822), (630, 128411)]