291222230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{883}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 588107520

約数和(自身を除く): 296885290

約数列:

[1, 2, 5, 10, 13, 26, 43, 59, 65, 86, 118, 130, 215, 295, 430, 559, 590, 767, 883, 1118, 1534, 1766, 2537, 2795, 3835, 4415, 5074, 5590, 7670, 8830, 11479, 12685, 22958, 25370, 32981, 37969, 52097, 57395, 65962, 75938, 104194, 114790, 164905, 189845, 260485, 329810, 379690, 493597, 520970, 677261, 987194, 1354522, 2240171, 2467985, 3386305, 4480342, 4935970, 6772610, 11200855, 22401710, 29122223, 58244446, 145611115, 291222230]

約数ペア:

[(1, 291222230), (2, 145611115), (5, 58244446), (10, 29122223), (13, 22401710), (26, 11200855), (43, 6772610), (59, 4935970), (65, 4480342), (86, 3386305), (118, 2467985), (130, 2240171), (215, 1354522), (295, 987194), (430, 677261), (559, 520970), (590, 493597), (767, 379690), (883, 329810), (1118, 260485), (1534, 189845), (1766, 164905), (2537, 114790), (2795, 104194), (3835, 75938), (4415, 65962), (5074, 57395), (5590, 52097), (7670, 37969), (8830, 32981), (11479, 25370), (12685, 22958)]