201491680

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1327}}^1$

素因数の和:1428

約数の個数: 96

約数和(自身を含む): 520055424

約数和(自身を除く): 318563744

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 73, 80, 104, 130, 146, 160, 208, 260, 292, 365, 416, 520, 584, 730, 949, 1040, 1168, 1327, 1460, 1898, 2080, 2336, 2654, 2920, 3796, 4745, 5308, 5840, 6635, 7592, 9490, 10616, 11680, 13270, 15184, 17251, 18980, 21232, 26540, 30368, 34502, 37960, 42464, 53080, 69004, 75920, 86255, 96871, 106160, 138008, 151840, 172510, 193742, 212320, 276016, 345020, 387484, 484355, 552032, 690040, 774968, 968710, 1259323, 1380080, 1549936, 1937420, 2518646, 2760160, 3099872, 3874840, 5037292, 6296615, 7749680, 10074584, 12593230, 15499360, 20149168, 25186460, 40298336, 50372920, 100745840, 201491680]

約数ペア:

[(1, 201491680), (2, 100745840), (4, 50372920), (5, 40298336), (8, 25186460), (10, 20149168), (13, 15499360), (16, 12593230), (20, 10074584), (26, 7749680), (32, 6296615), (40, 5037292), (52, 3874840), (65, 3099872), (73, 2760160), (80, 2518646), (104, 1937420), (130, 1549936), (146, 1380080), (160, 1259323), (208, 968710), (260, 774968), (292, 690040), (365, 552032), (416, 484355), (520, 387484), (584, 345020), (730, 276016), (949, 212320), (1040, 193742), (1168, 172510), (1327, 151840), (1460, 138008), (1898, 106160), (2080, 96871), (2336, 86255), (2654, 75920), (2920, 69004), (3796, 53080), (4745, 42464), (5308, 37960), (5840, 34502), (6635, 30368), (7592, 26540), (9490, 21232), (10616, 18980), (11680, 17251), (13270, 15184)]