72205250

素因数分解:

$2^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{1709}}^1$

素因数の和:1752

約数の個数: 48

約数和(自身を含む): 146451240

約数和(自身を除く): 74245990

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 125, 130, 169, 250, 325, 338, 650, 845, 1625, 1690, 1709, 3250, 3418, 4225, 8450, 8545, 17090, 21125, 22217, 42250, 42725, 44434, 85450, 111085, 213625, 222170, 288821, 427250, 555425, 577642, 1110850, 1444105, 2777125, 2888210, 5554250, 7220525, 14441050, 36102625, 72205250]

約数ペア:

[(1, 72205250), (2, 36102625), (5, 14441050), (10, 7220525), (13, 5554250), (25, 2888210), (26, 2777125), (50, 1444105), (65, 1110850), (125, 577642), (130, 555425), (169, 427250), (250, 288821), (325, 222170), (338, 213625), (650, 111085), (845, 85450), (1625, 44434), (1690, 42725), (1709, 42250), (3250, 22217), (3418, 21125), (4225, 17090), (8450, 8545)]