81283300

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{769}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 203181440

約数和(自身を除く): 121898140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 151, 175, 302, 350, 604, 700, 755, 769, 1057, 1510, 1538, 2114, 3020, 3076, 3775, 3845, 4228, 5285, 5383, 7550, 7690, 10570, 10766, 15100, 15380, 19225, 21140, 21532, 26425, 26915, 38450, 52850, 53830, 76900, 105700, 107660, 116119, 134575, 232238, 269150, 464476, 538300, 580595, 812833, 1161190, 1625666, 2322380, 2902975, 3251332, 4064165, 5805950, 8128330, 11611900, 16256660, 20320825, 40641650, 81283300]

約数ペア:

[(1, 81283300), (2, 40641650), (4, 20320825), (5, 16256660), (7, 11611900), (10, 8128330), (14, 5805950), (20, 4064165), (25, 3251332), (28, 2902975), (35, 2322380), (50, 1625666), (70, 1161190), (100, 812833), (140, 580595), (151, 538300), (175, 464476), (302, 269150), (350, 232238), (604, 134575), (700, 116119), (755, 107660), (769, 105700), (1057, 76900), (1510, 53830), (1538, 52850), (2114, 38450), (3020, 26915), (3076, 26425), (3775, 21532), (3845, 21140), (4228, 19225), (5285, 15380), (5383, 15100), (7550, 10766), (7690, 10570)]