31641076640

素因数分解:

$2^5\times 5^1\times {\mathrm{157}}^1\times {\mathrm{433}}^1\times {\mathrm{2909}}^1$

素因数の和:3514

約数の個数: 96

約数和(自身を含む): 75427828560

約数和(自身を除く): 43786751920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 157, 160, 314, 433, 628, 785, 866, 1256, 1570, 1732, 2165, 2512, 2909, 3140, 3464, 4330, 5024, 5818, 6280, 6928, 8660, 11636, 12560, 13856, 14545, 17320, 23272, 25120, 29090, 34640, 46544, 58180, 67981, 69280, 93088, 116360, 135962, 232720, 271924, 339905, 456713, 465440, 543848, 679810, 913426, 1087696, 1259597, 1359620, 1826852, 2175392, 2283565, 2519194, 2719240, 3653704, 4567130, 5038388, 5438480, 6297985, 7307408, 9134260, 10076776, 10876960, 12595970, 14614816, 18268520, 20153552, 25191940, 36537040, 40307104, 50383880, 73074080, 100767760, 197756729, 201535520, 395513458, 791026916, 988783645, 1582053832, 1977567290, 3164107664, 3955134580, 6328215328, 7910269160, 15820538320, 31641076640]

約数ペア:

[(1, 31641076640), (2, 15820538320), (4, 7910269160), (5, 6328215328), (8, 3955134580), (10, 3164107664), (16, 1977567290), (20, 1582053832), (32, 988783645), (40, 791026916), (80, 395513458), (157, 201535520), (160, 197756729), (314, 100767760), (433, 73074080), (628, 50383880), (785, 40307104), (866, 36537040), (1256, 25191940), (1570, 20153552), (1732, 18268520), (2165, 14614816), (2512, 12595970), (2909, 10876960), (3140, 10076776), (3464, 9134260), (4330, 7307408), (5024, 6297985), (5818, 5438480), (6280, 5038388), (6928, 4567130), (8660, 3653704), (11636, 2719240), (12560, 2519194), (13856, 2283565), (14545, 2175392), (17320, 1826852), (23272, 1359620), (25120, 1259597), (29090, 1087696), (34640, 913426), (46544, 679810), (58180, 543848), (67981, 465440), (69280, 456713), (93088, 339905), (116360, 271924), (135962, 232720)]