81050060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44533}}^1$

素因数の和:44562

約数の個数: 48

約数和(自身を含む): 209487936

約数和(自身を除く): 128437876

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 44533, 89066, 178132, 222665, 311731, 445330, 578929, 623462, 890660, 1157858, 1246924, 1558655, 2315716, 2894645, 3117310, 4052503, 5789290, 6234620, 8105006, 11578580, 16210012, 20262515, 40525030, 81050060]

約数ペア:

[(1, 81050060), (2, 40525030), (4, 20262515), (5, 16210012), (7, 11578580), (10, 8105006), (13, 6234620), (14, 5789290), (20, 4052503), (26, 3117310), (28, 2894645), (35, 2315716), (52, 1558655), (65, 1246924), (70, 1157858), (91, 890660), (130, 623462), (140, 578929), (182, 445330), (260, 311731), (364, 222665), (455, 178132), (910, 89066), (1820, 44533)]