13245850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{191}}^1$

素因数の和:295

約数の個数: 48

約数和(自身を含む): 26426880

約数和(自身を除く): 13181030

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 73, 95, 146, 190, 191, 365, 382, 475, 730, 950, 955, 1387, 1825, 1910, 2774, 3629, 3650, 4775, 6935, 7258, 9550, 13870, 13943, 18145, 27886, 34675, 36290, 69350, 69715, 90725, 139430, 181450, 264917, 348575, 529834, 697150, 1324585, 2649170, 6622925, 13245850]

約数ペア:

[(1, 13245850), (2, 6622925), (5, 2649170), (10, 1324585), (19, 697150), (25, 529834), (38, 348575), (50, 264917), (73, 181450), (95, 139430), (146, 90725), (190, 69715), (191, 69350), (365, 36290), (382, 34675), (475, 27886), (730, 18145), (950, 13943), (955, 13870), (1387, 9550), (1825, 7258), (1910, 6935), (2774, 4775), (3629, 3650)]