2012256500

素因数分解:

$2^2\times 5^3\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{659}}^1$

素因数の和:906

約数の個数: 96

約数和(自身を含む): 4566481920

約数和(自身を除く): 2554225420

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 50, 62, 100, 124, 125, 155, 197, 250, 310, 394, 500, 620, 659, 775, 788, 985, 1318, 1550, 1970, 2636, 3100, 3295, 3875, 3940, 4925, 6107, 6590, 7750, 9850, 12214, 13180, 15500, 16475, 19700, 20429, 24428, 24625, 30535, 32950, 40858, 49250, 61070, 65900, 81716, 82375, 98500, 102145, 122140, 129823, 152675, 164750, 204290, 259646, 305350, 329500, 408580, 510725, 519292, 610700, 649115, 763375, 1021450, 1298230, 1526750, 2042900, 2553625, 2596460, 3053500, 3245575, 4024513, 5107250, 6491150, 8049026, 10214500, 12982300, 16098052, 16227875, 20122565, 32455750, 40245130, 64911500, 80490260, 100612825, 201225650, 402451300, 503064125, 1006128250, 2012256500]

約数ペア:

[(1, 2012256500), (2, 1006128250), (4, 503064125), (5, 402451300), (10, 201225650), (20, 100612825), (25, 80490260), (31, 64911500), (50, 40245130), (62, 32455750), (100, 20122565), (124, 16227875), (125, 16098052), (155, 12982300), (197, 10214500), (250, 8049026), (310, 6491150), (394, 5107250), (500, 4024513), (620, 3245575), (659, 3053500), (775, 2596460), (788, 2553625), (985, 2042900), (1318, 1526750), (1550, 1298230), (1970, 1021450), (2636, 763375), (3100, 649115), (3295, 610700), (3875, 519292), (3940, 510725), (4925, 408580), (6107, 329500), (6590, 305350), (7750, 259646), (9850, 204290), (12214, 164750), (13180, 152675), (15500, 129823), (16475, 122140), (19700, 102145), (20429, 98500), (24428, 82375), (24625, 81716), (30535, 65900), (32950, 61070), (40858, 49250)]