161621210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{9413}}^1$

素因数の和:9538

約数の個数: 32

約数和(自身を含む): 311113872

約数和(自身を除く): 149492662

約数列:

[1, 2, 5, 10, 17, 34, 85, 101, 170, 202, 505, 1010, 1717, 3434, 8585, 9413, 17170, 18826, 47065, 94130, 160021, 320042, 800105, 950713, 1600210, 1901426, 4753565, 9507130, 16162121, 32324242, 80810605, 161621210]

約数ペア:

[(1, 161621210), (2, 80810605), (5, 32324242), (10, 16162121), (17, 9507130), (34, 4753565), (85, 1901426), (101, 1600210), (170, 950713), (202, 800105), (505, 320042), (1010, 160021), (1717, 94130), (3434, 47065), (8585, 18826), (9413, 17170)]