80450080

素因数分解:

$2^5\times 5^1\times {\mathrm{211}}^1\times {\mathrm{2383}}^1$

素因数の和:2609

約数の個数: 48

約数和(自身を含む): 191044224

約数和(自身を除く): 110594144

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 211, 422, 844, 1055, 1688, 2110, 2383, 3376, 4220, 4766, 6752, 8440, 9532, 11915, 16880, 19064, 23830, 33760, 38128, 47660, 76256, 95320, 190640, 381280, 502813, 1005626, 2011252, 2514065, 4022504, 5028130, 8045008, 10056260, 16090016, 20112520, 40225040, 80450080]

約数ペア:

[(1, 80450080), (2, 40225040), (4, 20112520), (5, 16090016), (8, 10056260), (10, 8045008), (16, 5028130), (20, 4022504), (32, 2514065), (40, 2011252), (80, 1005626), (160, 502813), (211, 381280), (422, 190640), (844, 95320), (1055, 76256), (1688, 47660), (2110, 38128), (2383, 33760), (3376, 23830), (4220, 19064), (4766, 16880), (6752, 11915), (8440, 9532)]