78578850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{10691}}^1$

素因数の和:10720

約数の個数: 72

約数和(自身を含む): 226713168

約数和(自身を除く): 148134318

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 49, 50, 70, 75, 98, 105, 147, 150, 175, 210, 245, 294, 350, 490, 525, 735, 1050, 1225, 1470, 2450, 3675, 7350, 10691, 21382, 32073, 53455, 64146, 74837, 106910, 149674, 160365, 224511, 267275, 320730, 374185, 449022, 523859, 534550, 748370, 801825, 1047718, 1122555, 1571577, 1603650, 1870925, 2245110, 2619295, 3143154, 3741850, 5238590, 5612775, 7857885, 11225550, 13096475, 15715770, 26192950, 39289425, 78578850]

約数ペア:

[(1, 78578850), (2, 39289425), (3, 26192950), (5, 15715770), (6, 13096475), (7, 11225550), (10, 7857885), (14, 5612775), (15, 5238590), (21, 3741850), (25, 3143154), (30, 2619295), (35, 2245110), (42, 1870925), (49, 1603650), (50, 1571577), (70, 1122555), (75, 1047718), (98, 801825), (105, 748370), (147, 534550), (150, 523859), (175, 449022), (210, 374185), (245, 320730), (294, 267275), (350, 224511), (490, 160365), (525, 149674), (735, 106910), (1050, 74837), (1225, 64146), (1470, 53455), (2450, 32073), (3675, 21382), (7350, 10691)]