51451320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13831}}^1$

素因数の和:13876

約数の個数: 64

約数和(自身を含む): 159344640

約数和(自身を除く): 107893320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 248, 310, 372, 465, 620, 744, 930, 1240, 1860, 3720, 13831, 27662, 41493, 55324, 69155, 82986, 110648, 138310, 165972, 207465, 276620, 331944, 414930, 428761, 553240, 829860, 857522, 1286283, 1659720, 1715044, 2143805, 2572566, 3430088, 4287610, 5145132, 6431415, 8575220, 10290264, 12862830, 17150440, 25725660, 51451320]

約数ペア:

[(1, 51451320), (2, 25725660), (3, 17150440), (4, 12862830), (5, 10290264), (6, 8575220), (8, 6431415), (10, 5145132), (12, 4287610), (15, 3430088), (20, 2572566), (24, 2143805), (30, 1715044), (31, 1659720), (40, 1286283), (60, 857522), (62, 829860), (93, 553240), (120, 428761), (124, 414930), (155, 331944), (186, 276620), (248, 207465), (310, 165972), (372, 138310), (465, 110648), (620, 82986), (744, 69155), (930, 55324), (1240, 41493), (1860, 27662), (3720, 13831)]