79653880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{64237}}^1$

素因数の和:64279

約数の個数: 32

約数和(自身を含む): 185005440

約数和(自身を除く): 105351560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 64237, 128474, 256948, 321185, 513896, 642370, 1284740, 1991347, 2569480, 3982694, 7965388, 9956735, 15930776, 19913470, 39826940, 79653880]

約数ペア:

[(1, 79653880), (2, 39826940), (4, 19913470), (5, 15930776), (8, 9956735), (10, 7965388), (20, 3982694), (31, 2569480), (40, 1991347), (62, 1284740), (124, 642370), (155, 513896), (248, 321185), (310, 256948), (620, 128474), (1240, 64237)]