163972640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2543}}^1$

素因数の和:2602

約数の個数: 96

約数和(自身を含む): 430811136

約数和(自身を除く): 266838496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 992, 1040, 1240, 1612, 2015, 2080, 2480, 2543, 3224, 4030, 4960, 5086, 6448, 8060, 10172, 12715, 12896, 16120, 20344, 25430, 32240, 33059, 40688, 50860, 64480, 66118, 78833, 81376, 101720, 132236, 157666, 165295, 203440, 264472, 315332, 330590, 394165, 406880, 528944, 630664, 661180, 788330, 1024829, 1057888, 1261328, 1322360, 1576660, 2049658, 2522656, 2644720, 3153320, 4099316, 5124145, 5289440, 6306640, 8198632, 10248290, 12613280, 16397264, 20496580, 32794528, 40993160, 81986320, 163972640]

約数ペア:

[(1, 163972640), (2, 81986320), (4, 40993160), (5, 32794528), (8, 20496580), (10, 16397264), (13, 12613280), (16, 10248290), (20, 8198632), (26, 6306640), (31, 5289440), (32, 5124145), (40, 4099316), (52, 3153320), (62, 2644720), (65, 2522656), (80, 2049658), (104, 1576660), (124, 1322360), (130, 1261328), (155, 1057888), (160, 1024829), (208, 788330), (248, 661180), (260, 630664), (310, 528944), (403, 406880), (416, 394165), (496, 330590), (520, 315332), (620, 264472), (806, 203440), (992, 165295), (1040, 157666), (1240, 132236), (1612, 101720), (2015, 81376), (2080, 78833), (2480, 66118), (2543, 64480), (3224, 50860), (4030, 40688), (4960, 33059), (5086, 32240), (6448, 25430), (8060, 20344), (10172, 16120), (12715, 12896)]