156720400160

素因数分解:

$2^5\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{763447}}^1$

素因数の和:764745

約数の個数: 48

約数和(自身を含む): 370541013696

約数和(自身を除く): 213820613536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1283, 2566, 5132, 6415, 10264, 12830, 20528, 25660, 41056, 51320, 102640, 205280, 763447, 1526894, 3053788, 3817235, 6107576, 7634470, 12215152, 15268940, 24430304, 30537880, 61075760, 122151520, 979502501, 1959005002, 3918010004, 4897512505, 7836020008, 9795025010, 15672040016, 19590050020, 31344080032, 39180100040, 78360200080, 156720400160]

約数ペア:

[(1, 156720400160), (2, 78360200080), (4, 39180100040), (5, 31344080032), (8, 19590050020), (10, 15672040016), (16, 9795025010), (20, 7836020008), (32, 4897512505), (40, 3918010004), (80, 1959005002), (160, 979502501), (1283, 122151520), (2566, 61075760), (5132, 30537880), (6415, 24430304), (10264, 15268940), (12830, 12215152), (20528, 7634470), (25660, 6107576), (41056, 3817235), (51320, 3053788), (102640, 1526894), (205280, 763447)]