79071920

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52021}}^1$

素因数の和:52053

約数の個数: 40

約数和(自身を含む): 193521840

約数和(自身を除く): 114449920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 52021, 104042, 208084, 260105, 416168, 520210, 832336, 988399, 1040420, 1976798, 2080840, 3953596, 4161680, 4941995, 7907192, 9883990, 15814384, 19767980, 39535960, 79071920]

約数ペア:

[(1, 79071920), (2, 39535960), (4, 19767980), (5, 15814384), (8, 9883990), (10, 7907192), (16, 4941995), (19, 4161680), (20, 3953596), (38, 2080840), (40, 1976798), (76, 1040420), (80, 988399), (95, 832336), (152, 520210), (190, 416168), (304, 260105), (380, 208084), (760, 104042), (1520, 52021)]