81900648

素因数分解:

$2^3\times 3^2\times {\mathrm{89}}^1\times {\mathrm{12781}}^1$

素因数の和:12882

約数の個数: 48

約数和(自身を含む): 224324100

約数和(自身を除く): 142423452

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 89, 178, 267, 356, 534, 712, 801, 1068, 1602, 2136, 3204, 6408, 12781, 25562, 38343, 51124, 76686, 102248, 115029, 153372, 230058, 306744, 460116, 920232, 1137509, 2275018, 3412527, 4550036, 6825054, 9100072, 10237581, 13650108, 20475162, 27300216, 40950324, 81900648]

約数ペア:

[(1, 81900648), (2, 40950324), (3, 27300216), (4, 20475162), (6, 13650108), (8, 10237581), (9, 9100072), (12, 6825054), (18, 4550036), (24, 3412527), (36, 2275018), (72, 1137509), (89, 920232), (178, 460116), (267, 306744), (356, 230058), (534, 153372), (712, 115029), (801, 102248), (1068, 76686), (1602, 51124), (2136, 38343), (3204, 25562), (6408, 12781)]