90824120

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{37223}}^1$

素因数の和:37295

約数の個数: 32

約数和(自身を含む): 207709920

約数和(自身を除く): 116885800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 37223, 74446, 148892, 186115, 297784, 372230, 744460, 1488920, 2270603, 4541206, 9082412, 11353015, 18164824, 22706030, 45412060, 90824120]

約数ペア:

[(1, 90824120), (2, 45412060), (4, 22706030), (5, 18164824), (8, 11353015), (10, 9082412), (20, 4541206), (40, 2270603), (61, 1488920), (122, 744460), (244, 372230), (305, 297784), (488, 186115), (610, 148892), (1220, 74446), (2440, 37223)]