53491840

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1$

素因数の和:174

約数の個数: 128

約数和(自身を含む): 138801600

約数和(自身を除く): 85309760

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 53, 64, 76, 80, 83, 95, 106, 128, 152, 160, 166, 190, 212, 265, 304, 320, 332, 380, 415, 424, 530, 608, 640, 664, 760, 830, 848, 1007, 1060, 1216, 1328, 1520, 1577, 1660, 1696, 2014, 2120, 2432, 2656, 3040, 3154, 3320, 3392, 4028, 4240, 4399, 5035, 5312, 6080, 6308, 6640, 6784, 7885, 8056, 8480, 8798, 10070, 10624, 12160, 12616, 13280, 15770, 16112, 16960, 17596, 20140, 21995, 25232, 26560, 31540, 32224, 33920, 35192, 40280, 43990, 50464, 53120, 63080, 64448, 70384, 80560, 83581, 87980, 100928, 126160, 128896, 140768, 161120, 167162, 175960, 201856, 252320, 281536, 322240, 334324, 351920, 417905, 504640, 563072, 644480, 668648, 703840, 835810, 1009280, 1337296, 1407680, 1671620, 2674592, 2815360, 3343240, 5349184, 6686480, 10698368, 13372960, 26745920, 53491840]

約数ペア:

[(1, 53491840), (2, 26745920), (4, 13372960), (5, 10698368), (8, 6686480), (10, 5349184), (16, 3343240), (19, 2815360), (20, 2674592), (32, 1671620), (38, 1407680), (40, 1337296), (53, 1009280), (64, 835810), (76, 703840), (80, 668648), (83, 644480), (95, 563072), (106, 504640), (128, 417905), (152, 351920), (160, 334324), (166, 322240), (190, 281536), (212, 252320), (265, 201856), (304, 175960), (320, 167162), (332, 161120), (380, 140768), (415, 128896), (424, 126160), (530, 100928), (608, 87980), (640, 83581), (664, 80560), (760, 70384), (830, 64448), (848, 63080), (1007, 53120), (1060, 50464), (1216, 43990), (1328, 40280), (1520, 35192), (1577, 33920), (1660, 32224), (1696, 31540), (2014, 26560), (2120, 25232), (2432, 21995), (2656, 20140), (3040, 17596), (3154, 16960), (3320, 16112), (3392, 15770), (4028, 13280), (4240, 12616), (4399, 12160), (5035, 10624), (5312, 10070), (6080, 8798), (6308, 8480), (6640, 8056), (6784, 7885)]