28840644170

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{5261}}^1\times {\mathrm{42169}}^1$

素因数の和:47450

約数の個数: 32

約数和(自身を含む): 55918432080

約数和(自身を除く): 27077787910

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 5261, 10522, 26305, 42169, 52610, 68393, 84338, 136786, 210845, 341965, 421690, 548197, 683930, 1096394, 2740985, 5481970, 221851109, 443702218, 1109255545, 2218511090, 2884064417, 5768128834, 14420322085, 28840644170]

約数ペア:

[(1, 28840644170), (2, 14420322085), (5, 5768128834), (10, 2884064417), (13, 2218511090), (26, 1109255545), (65, 443702218), (130, 221851109), (5261, 5481970), (10522, 2740985), (26305, 1096394), (42169, 683930), (52610, 548197), (68393, 421690), (84338, 341965), (136786, 210845)]