66702830

素因数分解:

$2^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{503}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 122472000

約数和(自身を除く): 55769170

約数列:

[1, 2, 5, 10, 89, 149, 178, 298, 445, 503, 745, 890, 1006, 1490, 2515, 5030, 13261, 26522, 44767, 66305, 74947, 89534, 132610, 149894, 223835, 374735, 447670, 749470, 6670283, 13340566, 33351415, 66702830]

約数ペア:

[(1, 66702830), (2, 33351415), (5, 13340566), (10, 6670283), (89, 749470), (149, 447670), (178, 374735), (298, 223835), (445, 149894), (503, 132610), (745, 89534), (890, 74947), (1006, 66305), (1490, 44767), (2515, 26522), (5030, 13261)]