156629020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{251}}^1\times {\mathrm{761}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 338730336

約数和(自身を除く): 182101316

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 251, 410, 502, 761, 820, 1004, 1255, 1522, 2510, 3044, 3805, 5020, 7610, 10291, 15220, 20582, 31201, 41164, 51455, 62402, 102910, 124804, 156005, 191011, 205820, 312010, 382022, 624020, 764044, 955055, 1910110, 3820220, 7831451, 15662902, 31325804, 39157255, 78314510, 156629020]

約数ペア:

[(1, 156629020), (2, 78314510), (4, 39157255), (5, 31325804), (10, 15662902), (20, 7831451), (41, 3820220), (82, 1910110), (164, 955055), (205, 764044), (251, 624020), (410, 382022), (502, 312010), (761, 205820), (820, 191011), (1004, 156005), (1255, 124804), (1522, 102910), (2510, 62402), (3044, 51455), (3805, 41164), (5020, 31201), (7610, 20582), (10291, 15220)]