104721968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 80

約数和(自身を含む): 229152000

約数和(自身を除く): 124430032

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 109, 124, 149, 208, 218, 248, 298, 403, 436, 496, 596, 806, 872, 1192, 1417, 1612, 1744, 1937, 2384, 2834, 3224, 3379, 3874, 4619, 5668, 6448, 6758, 7748, 9238, 11336, 13516, 15496, 16241, 18476, 22672, 27032, 30992, 32482, 36952, 43927, 54064, 60047, 64964, 73904, 87854, 120094, 129928, 175708, 211133, 240188, 259856, 351416, 422266, 480376, 503471, 702832, 844532, 960752, 1006942, 1689064, 2013884, 3378128, 4027768, 6545123, 8055536, 13090246, 26180492, 52360984, 104721968]

約数ペア:

[(1, 104721968), (2, 52360984), (4, 26180492), (8, 13090246), (13, 8055536), (16, 6545123), (26, 4027768), (31, 3378128), (52, 2013884), (62, 1689064), (104, 1006942), (109, 960752), (124, 844532), (149, 702832), (208, 503471), (218, 480376), (248, 422266), (298, 351416), (403, 259856), (436, 240188), (496, 211133), (596, 175708), (806, 129928), (872, 120094), (1192, 87854), (1417, 73904), (1612, 64964), (1744, 60047), (1937, 54064), (2384, 43927), (2834, 36952), (3224, 32482), (3379, 30992), (3874, 27032), (4619, 22672), (5668, 18476), (6448, 16241), (6758, 15496), (7748, 13516), (9238, 11336)]