289794825

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{1931}}^1$

素因数の和:1999

約数の個数: 72

約数和(自身を含む): 560589120

約数和(自身を除く): 270794295

約数列:

[1, 3, 5, 9, 15, 23, 25, 29, 45, 69, 75, 87, 115, 145, 207, 225, 261, 345, 435, 575, 667, 725, 1035, 1305, 1725, 1931, 2001, 2175, 3335, 5175, 5793, 6003, 6525, 9655, 10005, 16675, 17379, 28965, 30015, 44413, 48275, 50025, 55999, 86895, 133239, 144825, 150075, 167997, 222065, 279995, 399717, 434475, 503991, 666195, 839985, 1110325, 1287977, 1399975, 1998585, 2519955, 3330975, 3863931, 4199925, 6439885, 9992925, 11591793, 12599775, 19319655, 32199425, 57958965, 96598275, 289794825]

約数ペア:

[(1, 289794825), (3, 96598275), (5, 57958965), (9, 32199425), (15, 19319655), (23, 12599775), (25, 11591793), (29, 9992925), (45, 6439885), (69, 4199925), (75, 3863931), (87, 3330975), (115, 2519955), (145, 1998585), (207, 1399975), (225, 1287977), (261, 1110325), (345, 839985), (435, 666195), (575, 503991), (667, 434475), (725, 399717), (1035, 279995), (1305, 222065), (1725, 167997), (1931, 150075), (2001, 144825), (2175, 133239), (3335, 86895), (5175, 55999), (5793, 50025), (6003, 48275), (6525, 44413), (9655, 30015), (10005, 28965), (16675, 17379)]