30128800

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{2897}}^1$

素因数の和:2930

約数の個数: 72

約数和(自身を含む): 79237116

約数和(自身を除く): 49108316

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 200, 208, 260, 325, 400, 416, 520, 650, 800, 1040, 1300, 2080, 2600, 2897, 5200, 5794, 10400, 11588, 14485, 23176, 28970, 37661, 46352, 57940, 72425, 75322, 92704, 115880, 144850, 150644, 188305, 231760, 289700, 301288, 376610, 463520, 579400, 602576, 753220, 941525, 1158800, 1205152, 1506440, 1883050, 2317600, 3012880, 3766100, 6025760, 7532200, 15064400, 30128800]

約数ペア:

[(1, 30128800), (2, 15064400), (4, 7532200), (5, 6025760), (8, 3766100), (10, 3012880), (13, 2317600), (16, 1883050), (20, 1506440), (25, 1205152), (26, 1158800), (32, 941525), (40, 753220), (50, 602576), (52, 579400), (65, 463520), (80, 376610), (100, 301288), (104, 289700), (130, 231760), (160, 188305), (200, 150644), (208, 144850), (260, 115880), (325, 92704), (400, 75322), (416, 72425), (520, 57940), (650, 46352), (800, 37661), (1040, 28970), (1300, 23176), (2080, 14485), (2600, 11588), (2897, 10400), (5200, 5794)]