474549985

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3229}}^1$

素因数の和:3290

約数の個数: 64

約数和(自身を含む): 781401600

約数和(自身を除く): 306851615

約数列:

[1, 5, 7, 13, 17, 19, 35, 65, 85, 91, 95, 119, 133, 221, 247, 323, 455, 595, 665, 1105, 1235, 1547, 1615, 1729, 2261, 3229, 4199, 7735, 8645, 11305, 16145, 20995, 22603, 29393, 41977, 54893, 61351, 113015, 146965, 209885, 274465, 293839, 306755, 384251, 429457, 713609, 797563, 1042967, 1469195, 1921255, 2147285, 3568045, 3987815, 4995263, 5214835, 5582941, 7300769, 13558571, 24976315, 27914705, 36503845, 67792855, 94909997, 474549985]

約数ペア:

[(1, 474549985), (5, 94909997), (7, 67792855), (13, 36503845), (17, 27914705), (19, 24976315), (35, 13558571), (65, 7300769), (85, 5582941), (91, 5214835), (95, 4995263), (119, 3987815), (133, 3568045), (221, 2147285), (247, 1921255), (323, 1469195), (455, 1042967), (595, 797563), (665, 713609), (1105, 429457), (1235, 384251), (1547, 306755), (1615, 293839), (1729, 274465), (2261, 209885), (3229, 146965), (4199, 113015), (7735, 61351), (8645, 54893), (11305, 41977), (16145, 29393), (20995, 22603)]