325367020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{77839}}^1$

素因数の和:77878

約数の個数: 48

約数和(自身を含む): 784627200

約数和(自身を除く): 459260180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 77839, 155678, 311356, 389195, 778390, 856229, 1478941, 1556780, 1712458, 2957882, 3424916, 4281145, 5915764, 7394705, 8562290, 14789410, 16268351, 17124580, 29578820, 32536702, 65073404, 81341755, 162683510, 325367020]

約数ペア:

[(1, 325367020), (2, 162683510), (4, 81341755), (5, 65073404), (10, 32536702), (11, 29578820), (19, 17124580), (20, 16268351), (22, 14789410), (38, 8562290), (44, 7394705), (55, 5915764), (76, 4281145), (95, 3424916), (110, 2957882), (190, 1712458), (209, 1556780), (220, 1478941), (380, 856229), (418, 778390), (836, 389195), (1045, 311356), (2090, 155678), (4180, 77839)]