12748450

素因数分解:

$2^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1783}}^1$

素因数の和:1819

約数の個数: 48

約数和(自身を含む): 27873216

約数和(自身を除く): 15124766

約数列:

[1, 2, 5, 10, 11, 13, 22, 25, 26, 50, 55, 65, 110, 130, 143, 275, 286, 325, 550, 650, 715, 1430, 1783, 3566, 3575, 7150, 8915, 17830, 19613, 23179, 39226, 44575, 46358, 89150, 98065, 115895, 196130, 231790, 254969, 490325, 509938, 579475, 980650, 1158950, 1274845, 2549690, 6374225, 12748450]

約数ペア:

[(1, 12748450), (2, 6374225), (5, 2549690), (10, 1274845), (11, 1158950), (13, 980650), (22, 579475), (25, 509938), (26, 490325), (50, 254969), (55, 231790), (65, 196130), (110, 115895), (130, 98065), (143, 89150), (275, 46358), (286, 44575), (325, 39226), (550, 23179), (650, 19613), (715, 17830), (1430, 8915), (1783, 7150), (3566, 3575)]