38973680

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{157}}^1$

素因数の和:306

約数の個数: 80

約数和(自身を含む): 95217120

約数和(自身を除く): 56243440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 107, 116, 145, 157, 214, 232, 290, 314, 428, 464, 535, 580, 628, 785, 856, 1070, 1160, 1256, 1570, 1712, 2140, 2320, 2512, 3103, 3140, 4280, 4553, 6206, 6280, 8560, 9106, 12412, 12560, 15515, 16799, 18212, 22765, 24824, 31030, 33598, 36424, 45530, 49648, 62060, 67196, 72848, 83995, 91060, 124120, 134392, 167990, 182120, 248240, 268784, 335980, 364240, 487171, 671960, 974342, 1343920, 1948684, 2435855, 3897368, 4871710, 7794736, 9743420, 19486840, 38973680]

約数ペア:

[(1, 38973680), (2, 19486840), (4, 9743420), (5, 7794736), (8, 4871710), (10, 3897368), (16, 2435855), (20, 1948684), (29, 1343920), (40, 974342), (58, 671960), (80, 487171), (107, 364240), (116, 335980), (145, 268784), (157, 248240), (214, 182120), (232, 167990), (290, 134392), (314, 124120), (428, 91060), (464, 83995), (535, 72848), (580, 67196), (628, 62060), (785, 49648), (856, 45530), (1070, 36424), (1160, 33598), (1256, 31030), (1570, 24824), (1712, 22765), (2140, 18212), (2320, 16799), (2512, 15515), (3103, 12560), (3140, 12412), (4280, 9106), (4553, 8560), (6206, 6280)]