206545040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^2\times {\mathrm{15277}}^1$

素因数の和:15316

約数の個数: 60

約数和(自身を含む): 520032564

約数和(自身を除く): 313487524

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 169, 208, 260, 338, 520, 676, 845, 1040, 1352, 1690, 2704, 3380, 6760, 13520, 15277, 30554, 61108, 76385, 122216, 152770, 198601, 244432, 305540, 397202, 611080, 794404, 993005, 1222160, 1588808, 1986010, 2581813, 3177616, 3972020, 5163626, 7944040, 10327252, 12909065, 15888080, 20654504, 25818130, 41309008, 51636260, 103272520, 206545040]

約数ペア:

[(1, 206545040), (2, 103272520), (4, 51636260), (5, 41309008), (8, 25818130), (10, 20654504), (13, 15888080), (16, 12909065), (20, 10327252), (26, 7944040), (40, 5163626), (52, 3972020), (65, 3177616), (80, 2581813), (104, 1986010), (130, 1588808), (169, 1222160), (208, 993005), (260, 794404), (338, 611080), (520, 397202), (676, 305540), (845, 244432), (1040, 198601), (1352, 152770), (1690, 122216), (2704, 76385), (3380, 61108), (6760, 30554), (13520, 15277)]