131569563880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{106104487}}^1$

素因数の和:106104529

約数の個数: 32

約数和(自身を含む): 305580925440

約数和(自身を除く): 174011361560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 106104487, 212208974, 424417948, 530522435, 848835896, 1061044870, 2122089740, 3289239097, 4244179480, 6578478194, 13156956388, 16446195485, 26313912776, 32892390970, 65784781940, 131569563880]

約数ペア:

[(1, 131569563880), (2, 65784781940), (4, 32892390970), (5, 26313912776), (8, 16446195485), (10, 13156956388), (20, 6578478194), (31, 4244179480), (40, 3289239097), (62, 2122089740), (124, 1061044870), (155, 848835896), (248, 530522435), (310, 424417948), (620, 212208974), (1240, 106104487)]