79430680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{9151}}^1$

素因数の和:9200

約数の個数: 64

約数和(自身を含む): 210862080

約数和(自身を除く): 131431400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 620, 868, 1085, 1240, 1736, 2170, 4340, 8680, 9151, 18302, 36604, 45755, 64057, 73208, 91510, 128114, 183020, 256228, 283681, 320285, 366040, 512456, 567362, 640570, 1134724, 1281140, 1418405, 1985767, 2269448, 2562280, 2836810, 3971534, 5673620, 7943068, 9928835, 11347240, 15886136, 19857670, 39715340, 79430680]

約数ペア:

[(1, 79430680), (2, 39715340), (4, 19857670), (5, 15886136), (7, 11347240), (8, 9928835), (10, 7943068), (14, 5673620), (20, 3971534), (28, 2836810), (31, 2562280), (35, 2269448), (40, 1985767), (56, 1418405), (62, 1281140), (70, 1134724), (124, 640570), (140, 567362), (155, 512456), (217, 366040), (248, 320285), (280, 283681), (310, 256228), (434, 183020), (620, 128114), (868, 91510), (1085, 73208), (1240, 64057), (1736, 45755), (2170, 36604), (4340, 18302), (8680, 9151)]