40289475

素因数分解:

$3^1\times 5^2\times {\mathrm{269}}^1\times {\mathrm{1997}}^1$

素因数の和:2279

約数の個数: 24

約数和(自身を含む): 66893040

約数和(自身を除く): 26603565

約数列:

[1, 3, 5, 15, 25, 75, 269, 807, 1345, 1997, 4035, 5991, 6725, 9985, 20175, 29955, 49925, 149775, 537193, 1611579, 2685965, 8057895, 13429825, 40289475]

約数ペア:

[(1, 40289475), (3, 13429825), (5, 8057895), (15, 2685965), (25, 1611579), (75, 537193), (269, 149775), (807, 49925), (1345, 29955), (1997, 20175), (4035, 9985), (5991, 6725)]