71620640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4919}}^1$

素因数の和:4954

約数の個数: 96

約数和(自身を含む): 208293120

約数和(自身を除く): 136672480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 4919, 7280, 9838, 14560, 19676, 24595, 34433, 39352, 49190, 63947, 68866, 78704, 98380, 127894, 137732, 157408, 172165, 196760, 255788, 275464, 319735, 344330, 393520, 447629, 511576, 550928, 639470, 688660, 787040, 895258, 1023152, 1101856, 1278940, 1377320, 1790516, 2046304, 2238145, 2557880, 2754640, 3581032, 4476290, 5115760, 5509280, 7162064, 8952580, 10231520, 14324128, 17905160, 35810320, 71620640]

約数ペア:

[(1, 71620640), (2, 35810320), (4, 17905160), (5, 14324128), (7, 10231520), (8, 8952580), (10, 7162064), (13, 5509280), (14, 5115760), (16, 4476290), (20, 3581032), (26, 2754640), (28, 2557880), (32, 2238145), (35, 2046304), (40, 1790516), (52, 1377320), (56, 1278940), (65, 1101856), (70, 1023152), (80, 895258), (91, 787040), (104, 688660), (112, 639470), (130, 550928), (140, 511576), (160, 447629), (182, 393520), (208, 344330), (224, 319735), (260, 275464), (280, 255788), (364, 196760), (416, 172165), (455, 157408), (520, 137732), (560, 127894), (728, 98380), (910, 78704), (1040, 68866), (1120, 63947), (1456, 49190), (1820, 39352), (2080, 34433), (2912, 24595), (3640, 19676), (4919, 14560), (7280, 9838)]