64336220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2551}}^1$

素因数の和:2670

約数の個数: 48

約数和(自身を含む): 147056448

約数和(自身を除く): 82720228

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 97, 130, 194, 260, 388, 485, 970, 1261, 1940, 2522, 2551, 5044, 5102, 6305, 10204, 12610, 12755, 25220, 25510, 33163, 51020, 66326, 132652, 165815, 247447, 331630, 494894, 663260, 989788, 1237235, 2474470, 3216811, 4948940, 6433622, 12867244, 16084055, 32168110, 64336220]

約数ペア:

[(1, 64336220), (2, 32168110), (4, 16084055), (5, 12867244), (10, 6433622), (13, 4948940), (20, 3216811), (26, 2474470), (52, 1237235), (65, 989788), (97, 663260), (130, 494894), (194, 331630), (260, 247447), (388, 165815), (485, 132652), (970, 66326), (1261, 51020), (1940, 33163), (2522, 25510), (2551, 25220), (5044, 12755), (5102, 12610), (6305, 10204)]