80941518

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{137}}^1\times {\mathrm{521}}^1$

素因数の和:679

約数の個数: 80

約数和(自身を含む): 209192544

約数和(自身を除く): 128251026

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 137, 162, 189, 274, 378, 411, 521, 567, 822, 959, 1042, 1134, 1233, 1563, 1918, 2466, 2877, 3126, 3647, 3699, 4689, 5754, 7294, 7398, 8631, 9378, 10941, 11097, 14067, 17262, 21882, 22194, 25893, 28134, 32823, 42201, 51786, 65646, 71377, 77679, 84402, 98469, 142754, 155358, 196938, 214131, 295407, 428262, 499639, 590814, 642393, 999278, 1284786, 1498917, 1927179, 2997834, 3854358, 4496751, 5781537, 8993502, 11563074, 13490253, 26980506, 40470759, 80941518]

約数ペア:

[(1, 80941518), (2, 40470759), (3, 26980506), (6, 13490253), (7, 11563074), (9, 8993502), (14, 5781537), (18, 4496751), (21, 3854358), (27, 2997834), (42, 1927179), (54, 1498917), (63, 1284786), (81, 999278), (126, 642393), (137, 590814), (162, 499639), (189, 428262), (274, 295407), (378, 214131), (411, 196938), (521, 155358), (567, 142754), (822, 98469), (959, 84402), (1042, 77679), (1134, 71377), (1233, 65646), (1563, 51786), (1918, 42201), (2466, 32823), (2877, 28134), (3126, 25893), (3647, 22194), (3699, 21882), (4689, 17262), (5754, 14067), (7294, 11097), (7398, 10941), (8631, 9378)]