290242030

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{7043}}^1$

素因数の和:7380

約数の個数: 32

約数和(自身を含む): 564477984

約数和(自身を除く): 274235954

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 317, 634, 1585, 3170, 4121, 7043, 8242, 14086, 20605, 35215, 41210, 70430, 91559, 183118, 457795, 915590, 2232631, 4465262, 11163155, 22326310, 29024203, 58048406, 145121015, 290242030]

約数ペア:

[(1, 290242030), (2, 145121015), (5, 58048406), (10, 29024203), (13, 22326310), (26, 11163155), (65, 4465262), (130, 2232631), (317, 915590), (634, 457795), (1585, 183118), (3170, 91559), (4121, 70430), (7043, 41210), (8242, 35215), (14086, 20605)]