64496360

素因数分解:

$2^3\times 5^1\times {\mathrm{523}}^1\times {\mathrm{3083}}^1$

素因数の和:3617

約数の個数: 32

約数和(自身を含む): 145441440

約数和(自身を除く): 80945080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 523, 1046, 2092, 2615, 3083, 4184, 5230, 6166, 10460, 12332, 15415, 20920, 24664, 30830, 61660, 123320, 1612409, 3224818, 6449636, 8062045, 12899272, 16124090, 32248180, 64496360]

約数ペア:

[(1, 64496360), (2, 32248180), (4, 16124090), (5, 12899272), (8, 8062045), (10, 6449636), (20, 3224818), (40, 1612409), (523, 123320), (1046, 61660), (2092, 30830), (2615, 24664), (3083, 20920), (4184, 15415), (5230, 12332), (6166, 10460)]