8375290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1$

素因数の和:247

約数の個数: 64

約数和(自身を含む): 19180800

約数和(自身を除く): 10805510

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 73, 77, 110, 146, 149, 154, 298, 365, 385, 511, 730, 745, 770, 803, 1022, 1043, 1490, 1606, 1639, 2086, 2555, 3278, 4015, 5110, 5215, 5621, 8030, 8195, 10430, 10877, 11242, 11473, 16390, 21754, 22946, 28105, 54385, 56210, 57365, 76139, 108770, 114730, 119647, 152278, 239294, 380695, 598235, 761390, 837529, 1196470, 1675058, 4187645, 8375290]

約数ペア:

[(1, 8375290), (2, 4187645), (5, 1675058), (7, 1196470), (10, 837529), (11, 761390), (14, 598235), (22, 380695), (35, 239294), (55, 152278), (70, 119647), (73, 114730), (77, 108770), (110, 76139), (146, 57365), (149, 56210), (154, 54385), (298, 28105), (365, 22946), (385, 21754), (511, 16390), (730, 11473), (745, 11242), (770, 10877), (803, 10430), (1022, 8195), (1043, 8030), (1490, 5621), (1606, 5215), (1639, 5110), (2086, 4015), (2555, 3278)]