90225100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2113}}^1$

素因数の和:2195

約数の個数: 72

約数和(自身を含む): 227534048

約数和(自身を除く): 137308948

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 61, 70, 100, 122, 140, 175, 244, 305, 350, 427, 610, 700, 854, 1220, 1525, 1708, 2113, 2135, 3050, 4226, 4270, 6100, 8452, 8540, 10565, 10675, 14791, 21130, 21350, 29582, 42260, 42700, 52825, 59164, 73955, 105650, 128893, 147910, 211300, 257786, 295820, 369775, 515572, 644465, 739550, 902251, 1288930, 1479100, 1804502, 2577860, 3222325, 3609004, 4511255, 6444650, 9022510, 12889300, 18045020, 22556275, 45112550, 90225100]

約数ペア:

[(1, 90225100), (2, 45112550), (4, 22556275), (5, 18045020), (7, 12889300), (10, 9022510), (14, 6444650), (20, 4511255), (25, 3609004), (28, 3222325), (35, 2577860), (50, 1804502), (61, 1479100), (70, 1288930), (100, 902251), (122, 739550), (140, 644465), (175, 515572), (244, 369775), (305, 295820), (350, 257786), (427, 211300), (610, 147910), (700, 128893), (854, 105650), (1220, 73955), (1525, 59164), (1708, 52825), (2113, 42700), (2135, 42260), (3050, 29582), (4226, 21350), (4270, 21130), (6100, 14791), (8452, 10675), (8540, 10565)]