79223890

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{199}}^1\times {\mathrm{971}}^1$

素因数の和:1218

約数の個数: 32

約数和(自身を含む): 146966400

約数和(自身を除く): 67742510

約数列:

[1, 2, 5, 10, 41, 82, 199, 205, 398, 410, 971, 995, 1942, 1990, 4855, 8159, 9710, 16318, 39811, 40795, 79622, 81590, 193229, 199055, 386458, 398110, 966145, 1932290, 7922389, 15844778, 39611945, 79223890]

約数ペア:

[(1, 79223890), (2, 39611945), (5, 15844778), (10, 7922389), (41, 1932290), (82, 966145), (199, 398110), (205, 386458), (398, 199055), (410, 193229), (971, 81590), (995, 79622), (1942, 40795), (1990, 39811), (4855, 16318), (8159, 9710)]