919967425

素因数分解:

$5^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1\times {\mathrm{263}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 1264919040

約数和(自身を除く): 344951615

約数列:

[1, 5, 13, 25, 47, 65, 229, 235, 263, 325, 611, 1145, 1175, 1315, 2977, 3055, 3419, 5725, 6575, 10763, 12361, 14885, 15275, 17095, 53815, 60227, 61805, 74425, 85475, 139919, 160693, 269075, 301135, 309025, 699595, 782951, 803465, 1505675, 2830669, 3497975, 3914755, 4017325, 14153345, 19573775, 36798697, 70766725, 183993485, 919967425]

約数ペア:

[(1, 919967425), (5, 183993485), (13, 70766725), (25, 36798697), (47, 19573775), (65, 14153345), (229, 4017325), (235, 3914755), (263, 3497975), (325, 2830669), (611, 1505675), (1145, 803465), (1175, 782951), (1315, 699595), (2977, 309025), (3055, 301135), (3419, 269075), (5725, 160693), (6575, 139919), (10763, 85475), (12361, 74425), (14885, 61805), (15275, 60227), (17095, 53815)]