157099880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{80153}}^1$

素因数の和:80178

約数の個数: 48

約数和(自身を含む): 411190020

約数和(自身を除く): 254090140

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 80153, 160306, 320612, 400765, 561071, 641224, 801530, 1122142, 1603060, 2244284, 2805355, 3206120, 3927497, 4488568, 5610710, 7854994, 11221420, 15709988, 19637485, 22442840, 31419976, 39274970, 78549940, 157099880]

約数ペア:

[(1, 157099880), (2, 78549940), (4, 39274970), (5, 31419976), (7, 22442840), (8, 19637485), (10, 15709988), (14, 11221420), (20, 7854994), (28, 5610710), (35, 4488568), (40, 3927497), (49, 3206120), (56, 2805355), (70, 2244284), (98, 1603060), (140, 1122142), (196, 801530), (245, 641224), (280, 561071), (392, 400765), (490, 320612), (980, 160306), (1960, 80153)]