72629752

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 152460000

約数和(自身を除く): 79830248

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 109, 149, 172, 218, 298, 344, 436, 559, 596, 872, 1118, 1192, 1417, 1937, 2236, 2834, 3874, 4472, 4687, 5668, 6407, 7748, 9374, 11336, 12814, 15496, 16241, 18748, 25628, 32482, 37496, 51256, 60931, 64964, 83291, 121862, 129928, 166582, 211133, 243724, 333164, 422266, 487448, 666328, 698363, 844532, 1396726, 1689064, 2793452, 5586904, 9078719, 18157438, 36314876, 72629752]

約数ペア:

[(1, 72629752), (2, 36314876), (4, 18157438), (8, 9078719), (13, 5586904), (26, 2793452), (43, 1689064), (52, 1396726), (86, 844532), (104, 698363), (109, 666328), (149, 487448), (172, 422266), (218, 333164), (298, 243724), (344, 211133), (436, 166582), (559, 129928), (596, 121862), (872, 83291), (1118, 64964), (1192, 60931), (1417, 51256), (1937, 37496), (2236, 32482), (2834, 25628), (3874, 18748), (4472, 16241), (4687, 15496), (5668, 12814), (6407, 11336), (7748, 9374)]