53419720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{32573}}^1$

素因数の和:32625

約数の個数: 32

約数和(自身を含む): 123129720

約数和(自身を除く): 69710000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 32573, 65146, 130292, 162865, 260584, 325730, 651460, 1302920, 1335493, 2670986, 5341972, 6677465, 10683944, 13354930, 26709860, 53419720]

約数ペア:

[(1, 53419720), (2, 26709860), (4, 13354930), (5, 10683944), (8, 6677465), (10, 5341972), (20, 2670986), (40, 1335493), (41, 1302920), (82, 651460), (164, 325730), (205, 260584), (328, 162865), (410, 130292), (820, 65146), (1640, 32573)]