72552560

素因数分解:

$2^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1$

素因数の和:370

約数の個数: 80

約数和(自身を含む): 175512576

約数和(自身を除く): 102960016

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 37, 40, 74, 80, 127, 148, 185, 193, 254, 296, 370, 386, 508, 592, 635, 740, 772, 965, 1016, 1270, 1480, 1544, 1930, 2032, 2540, 2960, 3088, 3860, 4699, 5080, 7141, 7720, 9398, 10160, 14282, 15440, 18796, 23495, 24511, 28564, 35705, 37592, 46990, 49022, 57128, 71410, 75184, 93980, 98044, 114256, 122555, 142820, 187960, 196088, 245110, 285640, 375920, 392176, 490220, 571280, 906907, 980440, 1813814, 1960880, 3627628, 4534535, 7255256, 9069070, 14510512, 18138140, 36276280, 72552560]

約数ペア:

[(1, 72552560), (2, 36276280), (4, 18138140), (5, 14510512), (8, 9069070), (10, 7255256), (16, 4534535), (20, 3627628), (37, 1960880), (40, 1813814), (74, 980440), (80, 906907), (127, 571280), (148, 490220), (185, 392176), (193, 375920), (254, 285640), (296, 245110), (370, 196088), (386, 187960), (508, 142820), (592, 122555), (635, 114256), (740, 98044), (772, 93980), (965, 75184), (1016, 71410), (1270, 57128), (1480, 49022), (1544, 46990), (1930, 37592), (2032, 35705), (2540, 28564), (2960, 24511), (3088, 23495), (3860, 18796), (4699, 15440), (5080, 14282), (7141, 10160), (7720, 9398)]