64894260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{20407}}^1$

素因数の和:20472

約数の個数: 48

約数和(自身を含む): 185141376

約数和(自身を除く): 120247116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 106, 159, 212, 265, 318, 530, 636, 795, 1060, 1590, 3180, 20407, 40814, 61221, 81628, 102035, 122442, 204070, 244884, 306105, 408140, 612210, 1081571, 1224420, 2163142, 3244713, 4326284, 5407855, 6489426, 10815710, 12978852, 16223565, 21631420, 32447130, 64894260]

約数ペア:

[(1, 64894260), (2, 32447130), (3, 21631420), (4, 16223565), (5, 12978852), (6, 10815710), (10, 6489426), (12, 5407855), (15, 4326284), (20, 3244713), (30, 2163142), (53, 1224420), (60, 1081571), (106, 612210), (159, 408140), (212, 306105), (265, 244884), (318, 204070), (530, 122442), (636, 102035), (795, 81628), (1060, 61221), (1590, 40814), (3180, 20407)]