66391340

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{1429}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 147026880

約数和(自身を除く): 80635540

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 101, 115, 202, 230, 404, 460, 505, 1010, 1429, 2020, 2323, 2858, 4646, 5716, 7145, 9292, 11615, 14290, 23230, 28580, 32867, 46460, 65734, 131468, 144329, 164335, 288658, 328670, 577316, 657340, 721645, 1443290, 2886580, 3319567, 6639134, 13278268, 16597835, 33195670, 66391340]

約数ペア:

[(1, 66391340), (2, 33195670), (4, 16597835), (5, 13278268), (10, 6639134), (20, 3319567), (23, 2886580), (46, 1443290), (92, 721645), (101, 657340), (115, 577316), (202, 328670), (230, 288658), (404, 164335), (460, 144329), (505, 131468), (1010, 65734), (1429, 46460), (2020, 32867), (2323, 28580), (2858, 23230), (4646, 14290), (5716, 11615), (7145, 9292)]