305736704780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1871}}^1\times {\mathrm{628493}}^1$

素因数の和:630386

約数の個数: 48

約数和(自身を含む): 691805971584

約数和(自身を除く): 386069266804

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1871, 3742, 7484, 9355, 18710, 24323, 37420, 48646, 97292, 121615, 243230, 486460, 628493, 1256986, 2513972, 3142465, 6284930, 8170409, 12569860, 16340818, 32681636, 40852045, 81704090, 163408180, 1175910403, 2351820806, 4703641612, 5879552015, 11759104030, 15286835239, 23518208060, 30573670478, 61147340956, 76434176195, 152868352390, 305736704780]

約数ペア:

[(1, 305736704780), (2, 152868352390), (4, 76434176195), (5, 61147340956), (10, 30573670478), (13, 23518208060), (20, 15286835239), (26, 11759104030), (52, 5879552015), (65, 4703641612), (130, 2351820806), (260, 1175910403), (1871, 163408180), (3742, 81704090), (7484, 40852045), (9355, 32681636), (18710, 16340818), (24323, 12569860), (37420, 8170409), (48646, 6284930), (97292, 3142465), (121615, 2513972), (243230, 1256986), (486460, 628493)]