68080870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47609}}^1$

素因数の和:47640

約数の個数: 32

約数和(自身を含む): 143972640

約数和(自身を除く): 75891770

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 47609, 95218, 238045, 476090, 523699, 618917, 1047398, 1237834, 2618495, 3094585, 5236990, 6189170, 6808087, 13616174, 34040435, 68080870]

約数ペア:

[(1, 68080870), (2, 34040435), (5, 13616174), (10, 6808087), (11, 6189170), (13, 5236990), (22, 3094585), (26, 2618495), (55, 1237834), (65, 1047398), (110, 618917), (130, 523699), (143, 476090), (286, 238045), (715, 95218), (1430, 47609)]