49783040

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:152

約数の個数: 144

約数和(自身を含む): 132451200

約数和(自身を除く): 82668160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 89, 92, 95, 115, 128, 152, 160, 178, 184, 190, 230, 256, 304, 320, 356, 368, 380, 437, 445, 460, 608, 640, 712, 736, 760, 874, 890, 920, 1216, 1280, 1424, 1472, 1520, 1691, 1748, 1780, 1840, 2047, 2185, 2432, 2848, 2944, 3040, 3382, 3496, 3560, 3680, 4094, 4370, 4864, 5696, 5888, 6080, 6764, 6992, 7120, 7360, 8188, 8455, 8740, 10235, 11392, 12160, 13528, 13984, 14240, 14720, 16376, 16910, 17480, 20470, 22784, 24320, 27056, 27968, 28480, 29440, 32752, 33820, 34960, 38893, 40940, 54112, 55936, 56960, 65504, 67640, 69920, 77786, 81880, 108224, 111872, 113920, 131008, 135280, 139840, 155572, 163760, 194465, 216448, 262016, 270560, 279680, 311144, 327520, 388930, 432896, 524032, 541120, 559360, 622288, 655040, 777860, 1082240, 1244576, 1310080, 1555720, 2164480, 2489152, 2620160, 3111440, 4978304, 6222880, 9956608, 12445760, 24891520, 49783040]

約数ペア:

[(1, 49783040), (2, 24891520), (4, 12445760), (5, 9956608), (8, 6222880), (10, 4978304), (16, 3111440), (19, 2620160), (20, 2489152), (23, 2164480), (32, 1555720), (38, 1310080), (40, 1244576), (46, 1082240), (64, 777860), (76, 655040), (80, 622288), (89, 559360), (92, 541120), (95, 524032), (115, 432896), (128, 388930), (152, 327520), (160, 311144), (178, 279680), (184, 270560), (190, 262016), (230, 216448), (256, 194465), (304, 163760), (320, 155572), (356, 139840), (368, 135280), (380, 131008), (437, 113920), (445, 111872), (460, 108224), (608, 81880), (640, 77786), (712, 69920), (736, 67640), (760, 65504), (874, 56960), (890, 55936), (920, 54112), (1216, 40940), (1280, 38893), (1424, 34960), (1472, 33820), (1520, 32752), (1691, 29440), (1748, 28480), (1780, 27968), (1840, 27056), (2047, 24320), (2185, 22784), (2432, 20470), (2848, 17480), (2944, 16910), (3040, 16376), (3382, 14720), (3496, 14240), (3560, 13984), (3680, 13528), (4094, 12160), (4370, 11392), (4864, 10235), (5696, 8740), (5888, 8455), (6080, 8188), (6764, 7360), (6992, 7120)]