258357520

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{577}}^1$

素因数の和:812

約数の個数: 80

約数和(自身を含む): 625696560

約数和(自身を除く): 367339040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 193, 232, 290, 386, 464, 577, 580, 772, 965, 1154, 1160, 1544, 1930, 2308, 2320, 2885, 3088, 3860, 4616, 5597, 5770, 7720, 9232, 11194, 11540, 15440, 16733, 22388, 23080, 27985, 33466, 44776, 46160, 55970, 66932, 83665, 89552, 111361, 111940, 133864, 167330, 222722, 223880, 267728, 334660, 445444, 447760, 556805, 669320, 890888, 1113610, 1338640, 1781776, 2227220, 3229469, 4454440, 6458938, 8908880, 12917876, 16147345, 25835752, 32294690, 51671504, 64589380, 129178760, 258357520]

約数ペア:

[(1, 258357520), (2, 129178760), (4, 64589380), (5, 51671504), (8, 32294690), (10, 25835752), (16, 16147345), (20, 12917876), (29, 8908880), (40, 6458938), (58, 4454440), (80, 3229469), (116, 2227220), (145, 1781776), (193, 1338640), (232, 1113610), (290, 890888), (386, 669320), (464, 556805), (577, 447760), (580, 445444), (772, 334660), (965, 267728), (1154, 223880), (1160, 222722), (1544, 167330), (1930, 133864), (2308, 111940), (2320, 111361), (2885, 89552), (3088, 83665), (3860, 66932), (4616, 55970), (5597, 46160), (5770, 44776), (7720, 33466), (9232, 27985), (11194, 23080), (11540, 22388), (15440, 16733)]