28164500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{619}}^1$

素因数の和:658

約数の個数: 96

約数和(自身を含む): 75828480

約数和(自身を除く): 47663980

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 125, 130, 140, 175, 182, 250, 260, 325, 350, 364, 455, 500, 619, 650, 700, 875, 910, 1238, 1300, 1625, 1750, 1820, 2275, 2476, 3095, 3250, 3500, 4333, 4550, 6190, 6500, 8047, 8666, 9100, 11375, 12380, 15475, 16094, 17332, 21665, 22750, 30950, 32188, 40235, 43330, 45500, 56329, 61900, 77375, 80470, 86660, 108325, 112658, 154750, 160940, 201175, 216650, 225316, 281645, 309500, 402350, 433300, 541625, 563290, 804700, 1005875, 1083250, 1126580, 1408225, 2011750, 2166500, 2816450, 4023500, 5632900, 7041125, 14082250, 28164500]

約数ペア:

[(1, 28164500), (2, 14082250), (4, 7041125), (5, 5632900), (7, 4023500), (10, 2816450), (13, 2166500), (14, 2011750), (20, 1408225), (25, 1126580), (26, 1083250), (28, 1005875), (35, 804700), (50, 563290), (52, 541625), (65, 433300), (70, 402350), (91, 309500), (100, 281645), (125, 225316), (130, 216650), (140, 201175), (175, 160940), (182, 154750), (250, 112658), (260, 108325), (325, 86660), (350, 80470), (364, 77375), (455, 61900), (500, 56329), (619, 45500), (650, 43330), (700, 40235), (875, 32188), (910, 30950), (1238, 22750), (1300, 21665), (1625, 17332), (1750, 16094), (1820, 15475), (2275, 12380), (2476, 11375), (3095, 9100), (3250, 8666), (3500, 8047), (4333, 6500), (4550, 6190)]