87261990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{25741}}^1$

素因数の和:25864

約数の個数: 32

約数和(自身を含む): 211290336

約数和(自身を除く): 124028346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 113, 226, 339, 565, 678, 1130, 1695, 3390, 25741, 51482, 77223, 128705, 154446, 257410, 386115, 772230, 2908733, 5817466, 8726199, 14543665, 17452398, 29087330, 43630995, 87261990]

約数ペア:

[(1, 87261990), (2, 43630995), (3, 29087330), (5, 17452398), (6, 14543665), (10, 8726199), (15, 5817466), (30, 2908733), (113, 772230), (226, 386115), (339, 257410), (565, 154446), (678, 128705), (1130, 77223), (1695, 51482), (3390, 25741)]