80661260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{4021}}^1$

素因数の和:4106

約数の個数: 48

約数和(自身を含む): 182437920

約数和(自身を除く): 101776660

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 59, 68, 85, 118, 170, 236, 295, 340, 590, 1003, 1180, 2006, 4012, 4021, 5015, 8042, 10030, 16084, 20060, 20105, 40210, 68357, 80420, 136714, 237239, 273428, 341785, 474478, 683570, 948956, 1186195, 1367140, 2372390, 4033063, 4744780, 8066126, 16132252, 20165315, 40330630, 80661260]

約数ペア:

[(1, 80661260), (2, 40330630), (4, 20165315), (5, 16132252), (10, 8066126), (17, 4744780), (20, 4033063), (34, 2372390), (59, 1367140), (68, 1186195), (85, 948956), (118, 683570), (170, 474478), (236, 341785), (295, 273428), (340, 237239), (590, 136714), (1003, 80420), (1180, 68357), (2006, 40210), (4012, 20105), (4021, 20060), (5015, 16084), (8042, 10030)]