13209100

素因数分解:

$2^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4261}}^1$

素因数の和:4306

約数の個数: 36

約数和(自身を含む): 29595328

約数和(自身を除く): 16386228

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 155, 310, 620, 775, 1550, 3100, 4261, 8522, 17044, 21305, 42610, 85220, 106525, 132091, 213050, 264182, 426100, 528364, 660455, 1320910, 2641820, 3302275, 6604550, 13209100]

約数ペア:

[(1, 13209100), (2, 6604550), (4, 3302275), (5, 2641820), (10, 1320910), (20, 660455), (25, 528364), (31, 426100), (50, 264182), (62, 213050), (100, 132091), (124, 106525), (155, 85220), (310, 42610), (620, 21305), (775, 17044), (1550, 8522), (3100, 4261)]