84693760

素因数分解:

$2^8\times 5^1\times {\mathrm{127}}^1\times {\mathrm{521}}^1$

素因数の和:669

約数の個数: 72

約数和(自身を含む): 204857856

約数和(自身を除く): 120164096

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 127, 128, 160, 254, 256, 320, 508, 521, 635, 640, 1016, 1042, 1270, 1280, 2032, 2084, 2540, 2605, 4064, 4168, 5080, 5210, 8128, 8336, 10160, 10420, 16256, 16672, 20320, 20840, 32512, 33344, 40640, 41680, 66167, 66688, 81280, 83360, 132334, 133376, 162560, 166720, 264668, 330835, 333440, 529336, 661670, 666880, 1058672, 1323340, 2117344, 2646680, 4234688, 5293360, 8469376, 10586720, 16938752, 21173440, 42346880, 84693760]

約数ペア:

[(1, 84693760), (2, 42346880), (4, 21173440), (5, 16938752), (8, 10586720), (10, 8469376), (16, 5293360), (20, 4234688), (32, 2646680), (40, 2117344), (64, 1323340), (80, 1058672), (127, 666880), (128, 661670), (160, 529336), (254, 333440), (256, 330835), (320, 264668), (508, 166720), (521, 162560), (635, 133376), (640, 132334), (1016, 83360), (1042, 81280), (1270, 66688), (1280, 66167), (2032, 41680), (2084, 40640), (2540, 33344), (2605, 32512), (4064, 20840), (4168, 20320), (5080, 16672), (5210, 16256), (8128, 10420), (8336, 10160)]