68289880

素因数分解:

$2^3\times 5^1\times {\mathrm{593}}^1\times {\mathrm{2879}}^1$

素因数の和:3483

約数の個数: 32

約数和(自身を含む): 153964800

約数和(自身を除く): 85674920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 593, 1186, 2372, 2879, 2965, 4744, 5758, 5930, 11516, 11860, 14395, 23032, 23720, 28790, 57580, 115160, 1707247, 3414494, 6828988, 8536235, 13657976, 17072470, 34144940, 68289880]

約数ペア:

[(1, 68289880), (2, 34144940), (4, 17072470), (5, 13657976), (8, 8536235), (10, 6828988), (20, 3414494), (40, 1707247), (593, 115160), (1186, 57580), (2372, 28790), (2879, 23720), (2965, 23032), (4744, 14395), (5758, 11860), (5930, 11516)]