988726400

素因数分解:

$2^7\times 5^2\times {\mathrm{31}}^1\times {\mathrm{9967}}^1$

素因数の和:10022

約数の個数: 96

約数和(自身を含む): 2521505280

約数和(自身を除く): 1532778880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 64, 80, 100, 124, 128, 155, 160, 200, 248, 310, 320, 400, 496, 620, 640, 775, 800, 992, 1240, 1550, 1600, 1984, 2480, 3100, 3200, 3968, 4960, 6200, 9920, 9967, 12400, 19840, 19934, 24800, 39868, 49600, 49835, 79736, 99200, 99670, 159472, 199340, 249175, 308977, 318944, 398680, 498350, 617954, 637888, 797360, 996700, 1235908, 1275776, 1544885, 1594720, 1993400, 2471816, 3089770, 3189440, 3986800, 4943632, 6179540, 6378880, 7724425, 7973600, 9887264, 12359080, 15448850, 15947200, 19774528, 24718160, 30897700, 31894400, 39549056, 49436320, 61795400, 98872640, 123590800, 197745280, 247181600, 494363200, 988726400]

約数ペア:

[(1, 988726400), (2, 494363200), (4, 247181600), (5, 197745280), (8, 123590800), (10, 98872640), (16, 61795400), (20, 49436320), (25, 39549056), (31, 31894400), (32, 30897700), (40, 24718160), (50, 19774528), (62, 15947200), (64, 15448850), (80, 12359080), (100, 9887264), (124, 7973600), (128, 7724425), (155, 6378880), (160, 6179540), (200, 4943632), (248, 3986800), (310, 3189440), (320, 3089770), (400, 2471816), (496, 1993400), (620, 1594720), (640, 1544885), (775, 1275776), (800, 1235908), (992, 996700), (1240, 797360), (1550, 637888), (1600, 617954), (1984, 498350), (2480, 398680), (3100, 318944), (3200, 308977), (3968, 249175), (4960, 199340), (6200, 159472), (9920, 99670), (9967, 99200), (12400, 79736), (19840, 49835), (19934, 49600), (24800, 39868)]