3949750

素因数分解:

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

素因数の和:122

約数の個数: 64

約数和(自身を含む): 8820864

約数和(自身を除く): 4871114

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 37, 50, 61, 70, 74, 122, 125, 175, 185, 250, 259, 305, 350, 370, 427, 518, 610, 854, 875, 925, 1295, 1525, 1750, 1850, 2135, 2257, 2590, 3050, 4270, 4514, 4625, 6475, 7625, 9250, 10675, 11285, 12950, 15250, 15799, 21350, 22570, 31598, 32375, 53375, 56425, 64750, 78995, 106750, 112850, 157990, 282125, 394975, 564250, 789950, 1974875, 3949750]

約数ペア:

[(1, 3949750), (2, 1974875), (5, 789950), (7, 564250), (10, 394975), (14, 282125), (25, 157990), (35, 112850), (37, 106750), (50, 78995), (61, 64750), (70, 56425), (74, 53375), (122, 32375), (125, 31598), (175, 22570), (185, 21350), (250, 15799), (259, 15250), (305, 12950), (350, 11285), (370, 10675), (427, 9250), (518, 7625), (610, 6475), (854, 4625), (875, 4514), (925, 4270), (1295, 3050), (1525, 2590), (1750, 2257), (1850, 2135)]