561617105

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{503}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 859299840

約数和(自身を除く): 297682735

約数列:

[1, 5, 7, 19, 23, 35, 73, 95, 115, 133, 161, 365, 437, 503, 511, 665, 805, 1387, 1679, 2185, 2515, 2555, 3059, 3521, 6935, 8395, 9557, 9709, 11569, 11753, 15295, 17605, 31901, 36719, 47785, 48545, 57845, 58765, 66899, 80983, 159505, 183595, 219811, 223307, 257033, 334495, 404915, 697661, 844537, 1099055, 1116535, 1285165, 1538677, 3488305, 4222685, 4883627, 5911759, 7693385, 16046203, 24418135, 29558795, 80231015, 112323421, 561617105]

約数ペア:

[(1, 561617105), (5, 112323421), (7, 80231015), (19, 29558795), (23, 24418135), (35, 16046203), (73, 7693385), (95, 5911759), (115, 4883627), (133, 4222685), (161, 3488305), (365, 1538677), (437, 1285165), (503, 1116535), (511, 1099055), (665, 844537), (805, 697661), (1387, 404915), (1679, 334495), (2185, 257033), (2515, 223307), (2555, 219811), (3059, 183595), (3521, 159505), (6935, 80983), (8395, 66899), (9557, 58765), (9709, 57845), (11569, 48545), (11753, 47785), (15295, 36719), (17605, 31901)]