38875520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:200

約数の個数: 128

約数和(自身を含む): 102816000

約数和(自身を除く): 63940480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 139, 152, 160, 184, 190, 230, 278, 304, 320, 368, 380, 437, 460, 556, 608, 640, 695, 736, 760, 874, 920, 1112, 1216, 1390, 1472, 1520, 1748, 1840, 2185, 2224, 2432, 2641, 2780, 2944, 3040, 3197, 3496, 3680, 4370, 4448, 5282, 5560, 6080, 6394, 6992, 7360, 8740, 8896, 10564, 11120, 12160, 12788, 13205, 13984, 14720, 15985, 17480, 17792, 21128, 22240, 25576, 26410, 27968, 31970, 34960, 42256, 44480, 51152, 52820, 55936, 60743, 63940, 69920, 84512, 88960, 102304, 105640, 121486, 127880, 139840, 169024, 204608, 211280, 242972, 255760, 279680, 303715, 338048, 409216, 422560, 485944, 511520, 607430, 845120, 971888, 1023040, 1214860, 1690240, 1943776, 2046080, 2429720, 3887552, 4859440, 7775104, 9718880, 19437760, 38875520]

約数ペア:

[(1, 38875520), (2, 19437760), (4, 9718880), (5, 7775104), (8, 4859440), (10, 3887552), (16, 2429720), (19, 2046080), (20, 1943776), (23, 1690240), (32, 1214860), (38, 1023040), (40, 971888), (46, 845120), (64, 607430), (76, 511520), (80, 485944), (92, 422560), (95, 409216), (115, 338048), (128, 303715), (139, 279680), (152, 255760), (160, 242972), (184, 211280), (190, 204608), (230, 169024), (278, 139840), (304, 127880), (320, 121486), (368, 105640), (380, 102304), (437, 88960), (460, 84512), (556, 69920), (608, 63940), (640, 60743), (695, 55936), (736, 52820), (760, 51152), (874, 44480), (920, 42256), (1112, 34960), (1216, 31970), (1390, 27968), (1472, 26410), (1520, 25576), (1748, 22240), (1840, 21128), (2185, 17792), (2224, 17480), (2432, 15985), (2641, 14720), (2780, 13984), (2944, 13205), (3040, 12788), (3197, 12160), (3496, 11120), (3680, 10564), (4370, 8896), (4448, 8740), (5282, 7360), (5560, 6992), (6080, 6394)]