79358620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{2633}}^1$

素因数の和:2790

約数の個数: 48

約数和(自身を含む): 183199968

約数和(自身を除く): 103841348

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 137, 220, 274, 548, 685, 1370, 1507, 2633, 2740, 3014, 5266, 6028, 7535, 10532, 13165, 15070, 26330, 28963, 30140, 52660, 57926, 115852, 144815, 289630, 360721, 579260, 721442, 1442884, 1803605, 3607210, 3967931, 7214420, 7935862, 15871724, 19839655, 39679310, 79358620]

約数ペア:

[(1, 79358620), (2, 39679310), (4, 19839655), (5, 15871724), (10, 7935862), (11, 7214420), (20, 3967931), (22, 3607210), (44, 1803605), (55, 1442884), (110, 721442), (137, 579260), (220, 360721), (274, 289630), (548, 144815), (685, 115852), (1370, 57926), (1507, 52660), (2633, 30140), (2740, 28963), (3014, 26330), (5266, 15070), (6028, 13165), (7535, 10532)]