988923520

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{118861}}^1$

素因数の和:118893

約数の個数: 64

約数和(自身を含む): 2546024040

約数和(自身を除く): 1557100520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 520, 640, 832, 1040, 1664, 2080, 4160, 8320, 118861, 237722, 475444, 594305, 950888, 1188610, 1545193, 1901776, 2377220, 3090386, 3803552, 4754440, 6180772, 7607104, 7725965, 9508880, 12361544, 15214208, 15451930, 19017760, 24723088, 30903860, 38035520, 49446176, 61807720, 76071040, 98892352, 123615440, 197784704, 247230880, 494461760, 988923520]

約数ペア:

[(1, 988923520), (2, 494461760), (4, 247230880), (5, 197784704), (8, 123615440), (10, 98892352), (13, 76071040), (16, 61807720), (20, 49446176), (26, 38035520), (32, 30903860), (40, 24723088), (52, 19017760), (64, 15451930), (65, 15214208), (80, 12361544), (104, 9508880), (128, 7725965), (130, 7607104), (160, 6180772), (208, 4754440), (260, 3803552), (320, 3090386), (416, 2377220), (520, 1901776), (640, 1545193), (832, 1188610), (1040, 950888), (1664, 594305), (2080, 475444), (4160, 237722), (8320, 118861)]