66631480

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1201}}^1$

素因数の和:1304

約数の個数: 64

約数和(自身を含む): 160106400

約数和(自身を除く): 93474920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 73, 76, 95, 146, 152, 190, 292, 365, 380, 584, 730, 760, 1201, 1387, 1460, 2402, 2774, 2920, 4804, 5548, 6005, 6935, 9608, 11096, 12010, 13870, 22819, 24020, 27740, 45638, 48040, 55480, 87673, 91276, 114095, 175346, 182552, 228190, 350692, 438365, 456380, 701384, 876730, 912760, 1665787, 1753460, 3331574, 3506920, 6663148, 8328935, 13326296, 16657870, 33315740, 66631480]

約数ペア:

[(1, 66631480), (2, 33315740), (4, 16657870), (5, 13326296), (8, 8328935), (10, 6663148), (19, 3506920), (20, 3331574), (38, 1753460), (40, 1665787), (73, 912760), (76, 876730), (95, 701384), (146, 456380), (152, 438365), (190, 350692), (292, 228190), (365, 182552), (380, 175346), (584, 114095), (730, 91276), (760, 87673), (1201, 55480), (1387, 48040), (1460, 45638), (2402, 27740), (2774, 24020), (2920, 22819), (4804, 13870), (5548, 12010), (6005, 11096), (6935, 9608)]