82004920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{1613}}^1$

素因数の和:1696

約数の個数: 64

約数和(自身を含む): 195229440

約数和(自身を除く): 113224520

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 41, 62, 82, 124, 155, 164, 205, 248, 310, 328, 410, 620, 820, 1240, 1271, 1613, 1640, 2542, 3226, 5084, 6355, 6452, 8065, 10168, 12710, 12904, 16130, 25420, 32260, 50003, 50840, 64520, 66133, 100006, 132266, 200012, 250015, 264532, 330665, 400024, 500030, 529064, 661330, 1000060, 1322660, 2000120, 2050123, 2645320, 4100246, 8200492, 10250615, 16400984, 20501230, 41002460, 82004920]

約数ペア:

[(1, 82004920), (2, 41002460), (4, 20501230), (5, 16400984), (8, 10250615), (10, 8200492), (20, 4100246), (31, 2645320), (40, 2050123), (41, 2000120), (62, 1322660), (82, 1000060), (124, 661330), (155, 529064), (164, 500030), (205, 400024), (248, 330665), (310, 264532), (328, 250015), (410, 200012), (620, 132266), (820, 100006), (1240, 66133), (1271, 64520), (1613, 50840), (1640, 50003), (2542, 32260), (3226, 25420), (5084, 16130), (6355, 12904), (6452, 12710), (8065, 10168)]