40321745

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:329

約数の個数: 24

約数和(自身を含む): 51507456

約数和(自身を除く): 11185711

約数列:

[1, 5, 29, 43, 145, 215, 223, 841, 1115, 1247, 4205, 6235, 6467, 9589, 32335, 36163, 47945, 180815, 187543, 278081, 937715, 1390405, 8064349, 40321745]

約数ペア:

[(1, 40321745), (5, 8064349), (29, 1390405), (43, 937715), (145, 278081), (215, 187543), (223, 180815), (841, 47945), (1115, 36163), (1247, 32335), (4205, 9589), (6235, 6467)]