19815672425

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{131}}^1\times {\mathrm{503}}^1\times {\mathrm{523}}^1$

素因数の和:1190

約数の個数: 48

約数和(自身を含む): 25936339968

約数和(自身を除く): 6120667543

約数列:

[1, 5, 23, 25, 115, 131, 503, 523, 575, 655, 2515, 2615, 3013, 3275, 11569, 12029, 12575, 13075, 15065, 57845, 60145, 65893, 68513, 75325, 263069, 289225, 300725, 329465, 342565, 1315345, 1515539, 1575799, 1647325, 1712825, 6050587, 6576725, 7577695, 7878995, 30252935, 34462039, 37888475, 39394975, 151264675, 172310195, 792626897, 861550975, 3963134485, 19815672425]

約数ペア:

[(1, 19815672425), (5, 3963134485), (23, 861550975), (25, 792626897), (115, 172310195), (131, 151264675), (503, 39394975), (523, 37888475), (575, 34462039), (655, 30252935), (2515, 7878995), (2615, 7577695), (3013, 6576725), (3275, 6050587), (11569, 1712825), (12029, 1647325), (12575, 1575799), (13075, 1515539), (15065, 1315345), (57845, 342565), (60145, 329465), (65893, 300725), (68513, 289225), (75325, 263069)]