1816100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:165

約数の個数: 72

約数和(自身を含む): 4666368

約数和(自身を除く): 2850268

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 25, 26, 44, 50, 52, 55, 65, 100, 110, 127, 130, 143, 220, 254, 260, 275, 286, 325, 508, 550, 572, 635, 650, 715, 1100, 1270, 1300, 1397, 1430, 1651, 2540, 2794, 2860, 3175, 3302, 3575, 5588, 6350, 6604, 6985, 7150, 8255, 12700, 13970, 14300, 16510, 18161, 27940, 33020, 34925, 36322, 41275, 69850, 72644, 82550, 90805, 139700, 165100, 181610, 363220, 454025, 908050, 1816100]

約数ペア:

[(1, 1816100), (2, 908050), (4, 454025), (5, 363220), (10, 181610), (11, 165100), (13, 139700), (20, 90805), (22, 82550), (25, 72644), (26, 69850), (44, 41275), (50, 36322), (52, 34925), (55, 33020), (65, 27940), (100, 18161), (110, 16510), (127, 14300), (130, 13970), (143, 12700), (220, 8255), (254, 7150), (260, 6985), (275, 6604), (286, 6350), (325, 5588), (508, 3575), (550, 3302), (572, 3175), (635, 2860), (650, 2794), (715, 2540), (1100, 1651), (1270, 1430), (1300, 1397)]