69987820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 175271040

約数和(自身を除く): 105283220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 89, 137, 140, 164, 178, 205, 274, 287, 356, 410, 445, 548, 574, 623, 685, 820, 890, 959, 1148, 1246, 1370, 1435, 1780, 1918, 2492, 2740, 2870, 3115, 3649, 3836, 4795, 5617, 5740, 6230, 7298, 9590, 11234, 12193, 12460, 14596, 18245, 19180, 22468, 24386, 25543, 28085, 36490, 39319, 48772, 51086, 56170, 60965, 72980, 78638, 85351, 102172, 112340, 121930, 127715, 157276, 170702, 196595, 243860, 255430, 341404, 393190, 426755, 499913, 510860, 786380, 853510, 999826, 1707020, 1999652, 2499565, 3499391, 4999130, 6998782, 9998260, 13997564, 17496955, 34993910, 69987820]

約数ペア:

[(1, 69987820), (2, 34993910), (4, 17496955), (5, 13997564), (7, 9998260), (10, 6998782), (14, 4999130), (20, 3499391), (28, 2499565), (35, 1999652), (41, 1707020), (70, 999826), (82, 853510), (89, 786380), (137, 510860), (140, 499913), (164, 426755), (178, 393190), (205, 341404), (274, 255430), (287, 243860), (356, 196595), (410, 170702), (445, 157276), (548, 127715), (574, 121930), (623, 112340), (685, 102172), (820, 85351), (890, 78638), (959, 72980), (1148, 60965), (1246, 56170), (1370, 51086), (1435, 48772), (1780, 39319), (1918, 36490), (2492, 28085), (2740, 25543), (2870, 24386), (3115, 22468), (3649, 19180), (3836, 18245), (4795, 14596), (5617, 12460), (5740, 12193), (6230, 11234), (7298, 9590)]