39497500

素因数分解:

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

素因数の和:129

約数の個数: 120

約数和(自身を含む): 103042016

約数和(自身を除く): 63544516

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 37, 50, 61, 70, 74, 100, 122, 125, 140, 148, 175, 185, 244, 250, 259, 305, 350, 370, 427, 500, 518, 610, 625, 700, 740, 854, 875, 925, 1036, 1220, 1250, 1295, 1525, 1708, 1750, 1850, 2135, 2257, 2500, 2590, 3050, 3500, 3700, 4270, 4375, 4514, 4625, 5180, 6100, 6475, 7625, 8540, 8750, 9028, 9250, 10675, 11285, 12950, 15250, 15799, 17500, 18500, 21350, 22570, 23125, 25900, 30500, 31598, 32375, 38125, 42700, 45140, 46250, 53375, 56425, 63196, 64750, 76250, 78995, 92500, 106750, 112850, 129500, 152500, 157990, 161875, 213500, 225700, 266875, 282125, 315980, 323750, 394975, 533750, 564250, 647500, 789950, 1067500, 1128500, 1410625, 1579900, 1974875, 2821250, 3949750, 5642500, 7899500, 9874375, 19748750, 39497500]

約数ペア:

[(1, 39497500), (2, 19748750), (4, 9874375), (5, 7899500), (7, 5642500), (10, 3949750), (14, 2821250), (20, 1974875), (25, 1579900), (28, 1410625), (35, 1128500), (37, 1067500), (50, 789950), (61, 647500), (70, 564250), (74, 533750), (100, 394975), (122, 323750), (125, 315980), (140, 282125), (148, 266875), (175, 225700), (185, 213500), (244, 161875), (250, 157990), (259, 152500), (305, 129500), (350, 112850), (370, 106750), (427, 92500), (500, 78995), (518, 76250), (610, 64750), (625, 63196), (700, 56425), (740, 53375), (854, 46250), (875, 45140), (925, 42700), (1036, 38125), (1220, 32375), (1250, 31598), (1295, 30500), (1525, 25900), (1708, 23125), (1750, 22570), (1850, 21350), (2135, 18500), (2257, 17500), (2500, 15799), (2590, 15250), (3050, 12950), (3500, 11285), (3700, 10675), (4270, 9250), (4375, 9028), (4514, 8750), (4625, 8540), (5180, 7625), (6100, 6475)]