81004170

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{907}}^1$

素因数の和:1159

約数の個数: 64

約数和(自身を含む): 210510720

約数和(自身を除く): 129506550

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 229, 390, 458, 687, 907, 1145, 1374, 1814, 2290, 2721, 2977, 3435, 4535, 5442, 5954, 6870, 8931, 9070, 11791, 13605, 14885, 17862, 23582, 27210, 29770, 35373, 44655, 58955, 70746, 89310, 117910, 176865, 207703, 353730, 415406, 623109, 1038515, 1246218, 2077030, 2700139, 3115545, 5400278, 6231090, 8100417, 13500695, 16200834, 27001390, 40502085, 81004170]

約数ペア:

[(1, 81004170), (2, 40502085), (3, 27001390), (5, 16200834), (6, 13500695), (10, 8100417), (13, 6231090), (15, 5400278), (26, 3115545), (30, 2700139), (39, 2077030), (65, 1246218), (78, 1038515), (130, 623109), (195, 415406), (229, 353730), (390, 207703), (458, 176865), (687, 117910), (907, 89310), (1145, 70746), (1374, 58955), (1814, 44655), (2290, 35373), (2721, 29770), (2977, 27210), (3435, 23582), (4535, 17862), (5442, 14885), (5954, 13605), (6870, 11791), (8931, 9070)]