81069590

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:441

約数の個数: 64

約数和(自身を含む): 173418624

約数和(自身を除く): 92349034

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 70, 74, 113, 185, 226, 259, 277, 370, 518, 554, 565, 791, 1130, 1295, 1385, 1582, 1939, 2590, 2770, 3878, 3955, 4181, 7910, 8362, 9695, 10249, 19390, 20498, 20905, 29267, 31301, 41810, 51245, 58534, 62602, 71743, 102490, 143486, 146335, 156505, 219107, 292670, 313010, 358715, 438214, 717430, 1095535, 1158137, 2191070, 2316274, 5790685, 8106959, 11581370, 16213918, 40534795, 81069590]

約数ペア:

[(1, 81069590), (2, 40534795), (5, 16213918), (7, 11581370), (10, 8106959), (14, 5790685), (35, 2316274), (37, 2191070), (70, 1158137), (74, 1095535), (113, 717430), (185, 438214), (226, 358715), (259, 313010), (277, 292670), (370, 219107), (518, 156505), (554, 146335), (565, 143486), (791, 102490), (1130, 71743), (1295, 62602), (1385, 58534), (1582, 51245), (1939, 41810), (2590, 31301), (2770, 29267), (3878, 20905), (3955, 20498), (4181, 19390), (7910, 10249), (8362, 9695)]