159523520

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1237}}^1$

素因数の和:1298

約数の個数: 112

約数和(自身を含む): 422623488

約数和(自身を除く): 263099968

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 64, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 320, 403, 416, 496, 520, 620, 806, 832, 992, 1040, 1237, 1240, 1612, 1984, 2015, 2080, 2474, 2480, 3224, 4030, 4160, 4948, 4960, 6185, 6448, 8060, 9896, 9920, 12370, 12896, 16081, 16120, 19792, 24740, 25792, 32162, 32240, 38347, 39584, 49480, 64324, 64480, 76694, 79168, 80405, 98960, 128648, 128960, 153388, 160810, 191735, 197920, 257296, 306776, 321620, 383470, 395840, 498511, 514592, 613552, 643240, 766940, 997022, 1029184, 1227104, 1286480, 1533880, 1994044, 2454208, 2492555, 2572960, 3067760, 3988088, 4985110, 5145920, 6135520, 7976176, 9970220, 12271040, 15952352, 19940440, 31904704, 39880880, 79761760, 159523520]

約数ペア:

[(1, 159523520), (2, 79761760), (4, 39880880), (5, 31904704), (8, 19940440), (10, 15952352), (13, 12271040), (16, 9970220), (20, 7976176), (26, 6135520), (31, 5145920), (32, 4985110), (40, 3988088), (52, 3067760), (62, 2572960), (64, 2492555), (65, 2454208), (80, 1994044), (104, 1533880), (124, 1286480), (130, 1227104), (155, 1029184), (160, 997022), (208, 766940), (248, 643240), (260, 613552), (310, 514592), (320, 498511), (403, 395840), (416, 383470), (496, 321620), (520, 306776), (620, 257296), (806, 197920), (832, 191735), (992, 160810), (1040, 153388), (1237, 128960), (1240, 128648), (1612, 98960), (1984, 80405), (2015, 79168), (2080, 76694), (2474, 64480), (2480, 64324), (3224, 49480), (4030, 39584), (4160, 38347), (4948, 32240), (4960, 32162), (6185, 25792), (6448, 24740), (8060, 19792), (9896, 16120), (9920, 16081), (12370, 12896)]