81936930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3343}}^1$

素因数の和:3415

約数の個数: 64

約数和(自身を含む): 211875840

約数和(自身を除く): 129938910

約数列:

[1, 2, 3, 5, 6, 10, 15, 19, 30, 38, 43, 57, 86, 95, 114, 129, 190, 215, 258, 285, 430, 570, 645, 817, 1290, 1634, 2451, 3343, 4085, 4902, 6686, 8170, 10029, 12255, 16715, 20058, 24510, 33430, 50145, 63517, 100290, 127034, 143749, 190551, 287498, 317585, 381102, 431247, 635170, 718745, 862494, 952755, 1437490, 1905510, 2156235, 2731231, 4312470, 5462462, 8193693, 13656155, 16387386, 27312310, 40968465, 81936930]

約数ペア:

[(1, 81936930), (2, 40968465), (3, 27312310), (5, 16387386), (6, 13656155), (10, 8193693), (15, 5462462), (19, 4312470), (30, 2731231), (38, 2156235), (43, 1905510), (57, 1437490), (86, 952755), (95, 862494), (114, 718745), (129, 635170), (190, 431247), (215, 381102), (258, 317585), (285, 287498), (430, 190551), (570, 143749), (645, 127034), (817, 100290), (1290, 63517), (1634, 50145), (2451, 33430), (3343, 24510), (4085, 20058), (4902, 16715), (6686, 12255), (8170, 10029)]