2013562375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:641

約数の個数: 64

約数和(自身を含む): 2864848896

約数和(自身を除く): 851286521

約数列:

[1, 5, 11, 25, 31, 55, 97, 125, 155, 275, 341, 485, 487, 775, 1067, 1375, 1705, 2425, 2435, 3007, 3875, 5335, 5357, 8525, 12125, 12175, 15035, 15097, 26675, 26785, 33077, 42625, 47239, 60875, 75175, 75485, 133375, 133925, 165385, 166067, 236195, 375875, 377425, 519629, 669625, 826925, 830335, 1180975, 1464409, 1887125, 2598145, 4134625, 4151675, 5904875, 7322045, 12990725, 16108499, 20758375, 36610225, 64953625, 80542495, 183051125, 402712475, 2013562375]

約数ペア:

[(1, 2013562375), (5, 402712475), (11, 183051125), (25, 80542495), (31, 64953625), (55, 36610225), (97, 20758375), (125, 16108499), (155, 12990725), (275, 7322045), (341, 5904875), (485, 4151675), (487, 4134625), (775, 2598145), (1067, 1887125), (1375, 1464409), (1705, 1180975), (2425, 830335), (2435, 826925), (3007, 669625), (3875, 519629), (5335, 377425), (5357, 375875), (8525, 236195), (12125, 166067), (12175, 165385), (15035, 133925), (15097, 133375), (26675, 75485), (26785, 75175), (33077, 60875), (42625, 47239)]