91099980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{5011}}^1$

素因数の和:5127

約数の個数: 72

約数和(自身を含む): 279128304

約数和(自身を除く): 188028324

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 101, 180, 202, 303, 404, 505, 606, 909, 1010, 1212, 1515, 1818, 2020, 3030, 3636, 4545, 5011, 6060, 9090, 10022, 15033, 18180, 20044, 25055, 30066, 45099, 50110, 60132, 75165, 90198, 100220, 150330, 180396, 225495, 300660, 450990, 506111, 901980, 1012222, 1518333, 2024444, 2530555, 3036666, 4554999, 5061110, 6073332, 7591665, 9109998, 10122220, 15183330, 18219996, 22774995, 30366660, 45549990, 91099980]

約数ペア:

[(1, 91099980), (2, 45549990), (3, 30366660), (4, 22774995), (5, 18219996), (6, 15183330), (9, 10122220), (10, 9109998), (12, 7591665), (15, 6073332), (18, 5061110), (20, 4554999), (30, 3036666), (36, 2530555), (45, 2024444), (60, 1518333), (90, 1012222), (101, 901980), (180, 506111), (202, 450990), (303, 300660), (404, 225495), (505, 180396), (606, 150330), (909, 100220), (1010, 90198), (1212, 75165), (1515, 60132), (1818, 50110), (2020, 45099), (3030, 30066), (3636, 25055), (4545, 20044), (5011, 18180), (6060, 15033), (9090, 10022)]