57771980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{167}}^1\times {\mathrm{353}}^1$

素因数の和:543

約数の個数: 72

約数和(自身を含む): 142375968

約数和(自身を除く): 84603988

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 167, 196, 245, 334, 353, 490, 668, 706, 835, 980, 1169, 1412, 1670, 1765, 2338, 2471, 3340, 3530, 4676, 4942, 5845, 7060, 8183, 9884, 11690, 12355, 16366, 17297, 23380, 24710, 32732, 34594, 40915, 49420, 58951, 69188, 81830, 86485, 117902, 163660, 172970, 235804, 294755, 345940, 412657, 589510, 825314, 1179020, 1650628, 2063285, 2888599, 4126570, 5777198, 8253140, 11554396, 14442995, 28885990, 57771980]

約数ペア:

[(1, 57771980), (2, 28885990), (4, 14442995), (5, 11554396), (7, 8253140), (10, 5777198), (14, 4126570), (20, 2888599), (28, 2063285), (35, 1650628), (49, 1179020), (70, 825314), (98, 589510), (140, 412657), (167, 345940), (196, 294755), (245, 235804), (334, 172970), (353, 163660), (490, 117902), (668, 86485), (706, 81830), (835, 69188), (980, 58951), (1169, 49420), (1412, 40915), (1670, 34594), (1765, 32732), (2338, 24710), (2471, 23380), (3340, 17297), (3530, 16366), (4676, 12355), (4942, 11690), (5845, 9884), (7060, 8183)]