225247984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{181}}^1\times {\mathrm{193}}^1$

素因数の和:426

約数の個数: 80

約数和(自身を含む): 490357504

約数和(自身を除く): 265109520

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 181, 193, 208, 248, 362, 386, 403, 496, 724, 772, 806, 1448, 1544, 1612, 2353, 2509, 2896, 3088, 3224, 4706, 5018, 5611, 5983, 6448, 9412, 10036, 11222, 11966, 18824, 20072, 22444, 23932, 34933, 37648, 40144, 44888, 47864, 69866, 72943, 77779, 89776, 95728, 139732, 145886, 155558, 279464, 291772, 311116, 454129, 558928, 583544, 622232, 908258, 1082923, 1167088, 1244464, 1816516, 2165846, 3633032, 4331692, 7266064, 8663384, 14077999, 17326768, 28155998, 56311996, 112623992, 225247984]

約数ペア:

[(1, 225247984), (2, 112623992), (4, 56311996), (8, 28155998), (13, 17326768), (16, 14077999), (26, 8663384), (31, 7266064), (52, 4331692), (62, 3633032), (104, 2165846), (124, 1816516), (181, 1244464), (193, 1167088), (208, 1082923), (248, 908258), (362, 622232), (386, 583544), (403, 558928), (496, 454129), (724, 311116), (772, 291772), (806, 279464), (1448, 155558), (1544, 145886), (1612, 139732), (2353, 95728), (2509, 89776), (2896, 77779), (3088, 72943), (3224, 69866), (4706, 47864), (5018, 44888), (5611, 40144), (5983, 37648), (6448, 34933), (9412, 23932), (10036, 22444), (11222, 20072), (11966, 18824)]