451536280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{21179}}^1$

素因数の和:21244

約数の個数: 64

約数和(自身を含む): 1120845600

約数和(自身を除く): 669309320

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 41, 52, 65, 82, 104, 130, 164, 205, 260, 328, 410, 520, 533, 820, 1066, 1640, 2132, 2665, 4264, 5330, 10660, 21179, 21320, 42358, 84716, 105895, 169432, 211790, 275327, 423580, 550654, 847160, 868339, 1101308, 1376635, 1736678, 2202616, 2753270, 3473356, 4341695, 5506540, 6946712, 8683390, 11013080, 11288407, 17366780, 22576814, 34733560, 45153628, 56442035, 90307256, 112884070, 225768140, 451536280]

約数ペア:

[(1, 451536280), (2, 225768140), (4, 112884070), (5, 90307256), (8, 56442035), (10, 45153628), (13, 34733560), (20, 22576814), (26, 17366780), (40, 11288407), (41, 11013080), (52, 8683390), (65, 6946712), (82, 5506540), (104, 4341695), (130, 3473356), (164, 2753270), (205, 2202616), (260, 1736678), (328, 1376635), (410, 1101308), (520, 868339), (533, 847160), (820, 550654), (1066, 423580), (1640, 275327), (2132, 211790), (2665, 169432), (4264, 105895), (5330, 84716), (10660, 42358), (21179, 21320)]