25067460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1999}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 80640000

約数和(自身を除く): 55572540

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 19, 20, 22, 30, 33, 38, 44, 55, 57, 60, 66, 76, 95, 110, 114, 132, 165, 190, 209, 220, 228, 285, 330, 380, 418, 570, 627, 660, 836, 1045, 1140, 1254, 1999, 2090, 2508, 3135, 3998, 4180, 5997, 6270, 7996, 9995, 11994, 12540, 19990, 21989, 23988, 29985, 37981, 39980, 43978, 59970, 65967, 75962, 87956, 109945, 113943, 119940, 131934, 151924, 189905, 219890, 227886, 263868, 329835, 379810, 417791, 439780, 455772, 569715, 659670, 759620, 835582, 1139430, 1253373, 1319340, 1671164, 2088955, 2278860, 2506746, 4177910, 5013492, 6266865, 8355820, 12533730, 25067460]

約数ペア:

[(1, 25067460), (2, 12533730), (3, 8355820), (4, 6266865), (5, 5013492), (6, 4177910), (10, 2506746), (11, 2278860), (12, 2088955), (15, 1671164), (19, 1319340), (20, 1253373), (22, 1139430), (30, 835582), (33, 759620), (38, 659670), (44, 569715), (55, 455772), (57, 439780), (60, 417791), (66, 379810), (76, 329835), (95, 263868), (110, 227886), (114, 219890), (132, 189905), (165, 151924), (190, 131934), (209, 119940), (220, 113943), (228, 109945), (285, 87956), (330, 75962), (380, 65967), (418, 59970), (570, 43978), (627, 39980), (660, 37981), (836, 29985), (1045, 23988), (1140, 21989), (1254, 19990), (1999, 12540), (2090, 11994), (2508, 9995), (3135, 7996), (3998, 6270), (4180, 5997)]