90580280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6883}}^1$

素因数の和:6948

約数の個数: 64

約数和(自身を含む): 237911040

約数和(自身を除く): 147330760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 188, 235, 280, 329, 376, 470, 658, 940, 1316, 1645, 1880, 2632, 3290, 6580, 6883, 13160, 13766, 27532, 34415, 48181, 55064, 68830, 96362, 137660, 192724, 240905, 275320, 323501, 385448, 481810, 647002, 963620, 1294004, 1617505, 1927240, 2264507, 2588008, 3235010, 4529014, 6470020, 9058028, 11322535, 12940040, 18116056, 22645070, 45290140, 90580280]

約数ペア:

[(1, 90580280), (2, 45290140), (4, 22645070), (5, 18116056), (7, 12940040), (8, 11322535), (10, 9058028), (14, 6470020), (20, 4529014), (28, 3235010), (35, 2588008), (40, 2264507), (47, 1927240), (56, 1617505), (70, 1294004), (94, 963620), (140, 647002), (188, 481810), (235, 385448), (280, 323501), (329, 275320), (376, 240905), (470, 192724), (658, 137660), (940, 96362), (1316, 68830), (1645, 55064), (1880, 48181), (2632, 34415), (3290, 27532), (6580, 13766), (6883, 13160)]