89825920

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1$

素因数の和:210

約数の個数: 128

約数和(自身を含む): 231336000

約数和(自身を除く): 141510080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 83, 89, 95, 128, 152, 160, 166, 178, 190, 304, 320, 332, 356, 380, 415, 445, 608, 640, 664, 712, 760, 830, 890, 1216, 1328, 1424, 1520, 1577, 1660, 1691, 1780, 2432, 2656, 2848, 3040, 3154, 3320, 3382, 3560, 5312, 5696, 6080, 6308, 6640, 6764, 7120, 7387, 7885, 8455, 10624, 11392, 12160, 12616, 13280, 13528, 14240, 14774, 15770, 16910, 25232, 26560, 27056, 28480, 29548, 31540, 33820, 36935, 50464, 53120, 54112, 56960, 59096, 63080, 67640, 73870, 100928, 108224, 118192, 126160, 135280, 140353, 147740, 201856, 216448, 236384, 252320, 270560, 280706, 295480, 472768, 504640, 541120, 561412, 590960, 701765, 945536, 1009280, 1082240, 1122824, 1181920, 1403530, 2245648, 2363840, 2807060, 4491296, 4727680, 5614120, 8982592, 11228240, 17965184, 22456480, 44912960, 89825920]

約数ペア:

[(1, 89825920), (2, 44912960), (4, 22456480), (5, 17965184), (8, 11228240), (10, 8982592), (16, 5614120), (19, 4727680), (20, 4491296), (32, 2807060), (38, 2363840), (40, 2245648), (64, 1403530), (76, 1181920), (80, 1122824), (83, 1082240), (89, 1009280), (95, 945536), (128, 701765), (152, 590960), (160, 561412), (166, 541120), (178, 504640), (190, 472768), (304, 295480), (320, 280706), (332, 270560), (356, 252320), (380, 236384), (415, 216448), (445, 201856), (608, 147740), (640, 140353), (664, 135280), (712, 126160), (760, 118192), (830, 108224), (890, 100928), (1216, 73870), (1328, 67640), (1424, 63080), (1520, 59096), (1577, 56960), (1660, 54112), (1691, 53120), (1780, 50464), (2432, 36935), (2656, 33820), (2848, 31540), (3040, 29548), (3154, 28480), (3320, 27056), (3382, 26560), (3560, 25232), (5312, 16910), (5696, 15770), (6080, 14774), (6308, 14240), (6640, 13528), (6764, 13280), (7120, 12616), (7387, 12160), (7885, 11392), (8455, 10624)]