78370480

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{31601}}^1$

素因数の和:31645

約数の個数: 40

約数和(自身を含む): 188095104

約数和(自身を除く): 109724624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 31601, 63202, 126404, 158005, 252808, 316010, 505616, 632020, 979631, 1264040, 1959262, 2528080, 3918524, 4898155, 7837048, 9796310, 15674096, 19592620, 39185240, 78370480]

約数ペア:

[(1, 78370480), (2, 39185240), (4, 19592620), (5, 15674096), (8, 9796310), (10, 7837048), (16, 4898155), (20, 3918524), (31, 2528080), (40, 1959262), (62, 1264040), (80, 979631), (124, 632020), (155, 505616), (248, 316010), (310, 252808), (496, 158005), (620, 126404), (1240, 63202), (2480, 31601)]