66423920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{28631}}^1$

素因数の和:28673

約数の個数: 40

約数和(自身を含む): 159766560

約数和(自身を除く): 93342640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 28631, 57262, 114524, 143155, 229048, 286310, 458096, 572620, 830299, 1145240, 1660598, 2290480, 3321196, 4151495, 6642392, 8302990, 13284784, 16605980, 33211960, 66423920]

約数ペア:

[(1, 66423920), (2, 33211960), (4, 16605980), (5, 13284784), (8, 8302990), (10, 6642392), (16, 4151495), (20, 3321196), (29, 2290480), (40, 1660598), (58, 1145240), (80, 830299), (116, 572620), (145, 458096), (232, 286310), (290, 229048), (464, 143155), (580, 114524), (1160, 57262), (2320, 28631)]