81927090

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{130043}}^1$

素因数の和:130063

約数の個数: 48

約数和(自身を含む): 243442368

約数和(自身を除く): 161515278

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 130043, 260086, 390129, 650215, 780258, 910301, 1170387, 1300430, 1820602, 1950645, 2340774, 2730903, 3901290, 4551505, 5461806, 5851935, 8192709, 9103010, 11703870, 13654515, 16385418, 27309030, 40963545, 81927090]

約数ペア:

[(1, 81927090), (2, 40963545), (3, 27309030), (5, 16385418), (6, 13654515), (7, 11703870), (9, 9103010), (10, 8192709), (14, 5851935), (15, 5461806), (18, 4551505), (21, 3901290), (30, 2730903), (35, 2340774), (42, 1950645), (45, 1820602), (63, 1300430), (70, 1170387), (90, 910301), (105, 780258), (126, 650215), (210, 390129), (315, 260086), (630, 130043)]