72307516

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{2011}}^1$

素因数の和:2205

約数の個数: 24

約数和(自身を含む): 129291120

約数和(自身を除く): 56983604

約数列:

[1, 2, 4, 89, 101, 178, 202, 356, 404, 2011, 4022, 8044, 8989, 17978, 35956, 178979, 203111, 357958, 406222, 715916, 812444, 18076879, 36153758, 72307516]

約数ペア:

[(1, 72307516), (2, 36153758), (4, 18076879), (89, 812444), (101, 715916), (178, 406222), (202, 357958), (356, 203111), (404, 178979), (2011, 35956), (4022, 17978), (8044, 8989)]