109991000

素因数分解:

$2^3\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{827}}^1$

素因数の和:874

約数の個数: 128

約数和(自身を含む): 310003200

約数和(自身を除く): 200012200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 50, 56, 70, 76, 95, 100, 125, 133, 140, 152, 175, 190, 200, 250, 266, 280, 350, 380, 475, 500, 532, 665, 700, 760, 827, 875, 950, 1000, 1064, 1330, 1400, 1654, 1750, 1900, 2375, 2660, 3308, 3325, 3500, 3800, 4135, 4750, 5320, 5789, 6616, 6650, 7000, 8270, 9500, 11578, 13300, 15713, 16540, 16625, 19000, 20675, 23156, 26600, 28945, 31426, 33080, 33250, 41350, 46312, 57890, 62852, 66500, 78565, 82700, 103375, 109991, 115780, 125704, 133000, 144725, 157130, 165400, 206750, 219982, 231560, 289450, 314260, 392825, 413500, 439964, 549955, 578900, 628520, 723625, 785650, 827000, 879928, 1099910, 1157800, 1447250, 1571300, 1964125, 2199820, 2749775, 2894500, 3142600, 3928250, 4399640, 5499550, 5789000, 7856500, 10999100, 13748875, 15713000, 21998200, 27497750, 54995500, 109991000]

約数ペア:

[(1, 109991000), (2, 54995500), (4, 27497750), (5, 21998200), (7, 15713000), (8, 13748875), (10, 10999100), (14, 7856500), (19, 5789000), (20, 5499550), (25, 4399640), (28, 3928250), (35, 3142600), (38, 2894500), (40, 2749775), (50, 2199820), (56, 1964125), (70, 1571300), (76, 1447250), (95, 1157800), (100, 1099910), (125, 879928), (133, 827000), (140, 785650), (152, 723625), (175, 628520), (190, 578900), (200, 549955), (250, 439964), (266, 413500), (280, 392825), (350, 314260), (380, 289450), (475, 231560), (500, 219982), (532, 206750), (665, 165400), (700, 157130), (760, 144725), (827, 133000), (875, 125704), (950, 115780), (1000, 109991), (1064, 103375), (1330, 82700), (1400, 78565), (1654, 66500), (1750, 62852), (1900, 57890), (2375, 46312), (2660, 41350), (3308, 33250), (3325, 33080), (3500, 31426), (3800, 28945), (4135, 26600), (4750, 23156), (5320, 20675), (5789, 19000), (6616, 16625), (6650, 16540), (7000, 15713), (8270, 13300), (9500, 11578)]