53418880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{191}}^1$

素因数の和:252

約数の個数: 128

約数和(自身を含む): 141004800

約数和(自身を除く): 87585920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 191, 230, 304, 320, 368, 380, 382, 437, 460, 608, 640, 736, 760, 764, 874, 920, 955, 1216, 1472, 1520, 1528, 1748, 1840, 1910, 2185, 2432, 2944, 3040, 3056, 3496, 3629, 3680, 3820, 4370, 4393, 6080, 6112, 6992, 7258, 7360, 7640, 8740, 8786, 12160, 12224, 13984, 14516, 14720, 15280, 17480, 17572, 18145, 21965, 24448, 27968, 29032, 30560, 34960, 35144, 36290, 43930, 55936, 58064, 61120, 69920, 70288, 72580, 83467, 87860, 116128, 122240, 139840, 140576, 145160, 166934, 175720, 232256, 279680, 281152, 290320, 333868, 351440, 417335, 464512, 562304, 580640, 667736, 702880, 834670, 1161280, 1335472, 1405760, 1669340, 2322560, 2670944, 2811520, 3338680, 5341888, 6677360, 10683776, 13354720, 26709440, 53418880]

約数ペア:

[(1, 53418880), (2, 26709440), (4, 13354720), (5, 10683776), (8, 6677360), (10, 5341888), (16, 3338680), (19, 2811520), (20, 2670944), (23, 2322560), (32, 1669340), (38, 1405760), (40, 1335472), (46, 1161280), (64, 834670), (76, 702880), (80, 667736), (92, 580640), (95, 562304), (115, 464512), (128, 417335), (152, 351440), (160, 333868), (184, 290320), (190, 281152), (191, 279680), (230, 232256), (304, 175720), (320, 166934), (368, 145160), (380, 140576), (382, 139840), (437, 122240), (460, 116128), (608, 87860), (640, 83467), (736, 72580), (760, 70288), (764, 69920), (874, 61120), (920, 58064), (955, 55936), (1216, 43930), (1472, 36290), (1520, 35144), (1528, 34960), (1748, 30560), (1840, 29032), (1910, 27968), (2185, 24448), (2432, 21965), (2944, 18145), (3040, 17572), (3056, 17480), (3496, 15280), (3629, 14720), (3680, 14516), (3820, 13984), (4370, 12224), (4393, 12160), (6080, 8786), (6112, 8740), (6992, 7640), (7258, 7360)]