31353850

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{523}}^1$

素因数の和:655

約数の個数: 48

約数和(自身を含む): 64326240

約数和(自身を除く): 32972390

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 523, 545, 550, 1046, 1090, 1199, 2398, 2615, 2725, 5230, 5450, 5753, 5995, 11506, 11990, 13075, 26150, 28765, 29975, 57007, 57530, 59950, 114014, 143825, 285035, 287650, 570070, 627077, 1254154, 1425175, 2850350, 3135385, 6270770, 15676925, 31353850]

約数ペア:

[(1, 31353850), (2, 15676925), (5, 6270770), (10, 3135385), (11, 2850350), (22, 1425175), (25, 1254154), (50, 627077), (55, 570070), (109, 287650), (110, 285035), (218, 143825), (275, 114014), (523, 59950), (545, 57530), (550, 57007), (1046, 29975), (1090, 28765), (1199, 26150), (2398, 13075), (2615, 11990), (2725, 11506), (5230, 5995), (5450, 5753)]