16804948275

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{111977}}^1$

素因数の和:112045

約数の個数: 72

約数和(自身を含む): 32491536480

約数和(自身を除く): 15686588205

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, 2001, 2175, 3335, 5175, 6003, 6525, 10005, 16675, 30015, 50025, 111977, 150075, 335931, 559885, 1007793, 1679655, 2575471, 2799425, 3247333, 5038965, 7726413, 8398275, 9741999, 12877355, 16236665, 23179239, 25194825, 29225997, 38632065, 48709995, 64386775, 74688659, 81183325, 115896195, 146129985, 193160325, 224065977, 243549975, 373443295, 579480975, 672197931, 730649925, 1120329885, 1867216475, 3360989655, 5601649425, 16804948275]

約数ペア:

[(1, 16804948275), (3, 5601649425), (5, 3360989655), (9, 1867216475), (15, 1120329885), (23, 730649925), (25, 672197931), (29, 579480975), (45, 373443295), (69, 243549975), (75, 224065977), (87, 193160325), (115, 146129985), (145, 115896195), (207, 81183325), (225, 74688659), (261, 64386775), (345, 48709995), (435, 38632065), (575, 29225997), (667, 25194825), (725, 23179239), (1035, 16236665), (1305, 12877355), (1725, 9741999), (2001, 8398275), (2175, 7726413), (3335, 5038965), (5175, 3247333), (6003, 2799425), (6525, 2575471), (10005, 1679655), (16675, 1007793), (30015, 559885), (50025, 335931), (111977, 150075)]