31598000

素因数分解:

$2^4\times 5^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 160

約数和(自身を含む): 91148928

約数和(自身を除く): 59550928

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 35, 37, 40, 50, 56, 61, 70, 74, 80, 100, 112, 122, 125, 140, 148, 175, 185, 200, 244, 250, 259, 280, 296, 305, 350, 370, 400, 427, 488, 500, 518, 560, 592, 610, 700, 740, 854, 875, 925, 976, 1000, 1036, 1220, 1295, 1400, 1480, 1525, 1708, 1750, 1850, 2000, 2072, 2135, 2257, 2440, 2590, 2800, 2960, 3050, 3416, 3500, 3700, 4144, 4270, 4514, 4625, 4880, 5180, 6100, 6475, 6832, 7000, 7400, 7625, 8540, 9028, 9250, 10360, 10675, 11285, 12200, 12950, 14000, 14800, 15250, 15799, 17080, 18056, 18500, 20720, 21350, 22570, 24400, 25900, 30500, 31598, 32375, 34160, 36112, 37000, 42700, 45140, 51800, 53375, 56425, 61000, 63196, 64750, 74000, 78995, 85400, 90280, 103600, 106750, 112850, 122000, 126392, 129500, 157990, 170800, 180560, 213500, 225700, 252784, 259000, 282125, 315980, 394975, 427000, 451400, 518000, 564250, 631960, 789950, 854000, 902800, 1128500, 1263920, 1579900, 1974875, 2257000, 3159800, 3949750, 4514000, 6319600, 7899500, 15799000, 31598000]

約数ペア:

[(1, 31598000), (2, 15799000), (4, 7899500), (5, 6319600), (7, 4514000), (8, 3949750), (10, 3159800), (14, 2257000), (16, 1974875), (20, 1579900), (25, 1263920), (28, 1128500), (35, 902800), (37, 854000), (40, 789950), (50, 631960), (56, 564250), (61, 518000), (70, 451400), (74, 427000), (80, 394975), (100, 315980), (112, 282125), (122, 259000), (125, 252784), (140, 225700), (148, 213500), (175, 180560), (185, 170800), (200, 157990), (244, 129500), (250, 126392), (259, 122000), (280, 112850), (296, 106750), (305, 103600), (350, 90280), (370, 85400), (400, 78995), (427, 74000), (488, 64750), (500, 63196), (518, 61000), (560, 56425), (592, 53375), (610, 51800), (700, 45140), (740, 42700), (854, 37000), (875, 36112), (925, 34160), (976, 32375), (1000, 31598), (1036, 30500), (1220, 25900), (1295, 24400), (1400, 22570), (1480, 21350), (1525, 20720), (1708, 18500), (1750, 18056), (1850, 17080), (2000, 15799), (2072, 15250), (2135, 14800), (2257, 14000), (2440, 12950), (2590, 12200), (2800, 11285), (2960, 10675), (3050, 10360), (3416, 9250), (3500, 9028), (3700, 8540), (4144, 7625), (4270, 7400), (4514, 7000), (4625, 6832), (4880, 6475), (5180, 6100)]