39949700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{263}}^1$

素因数の和:322

約数の個数: 108

約数和(自身を含む): 104493312

約数和(自身を除く): 64543612

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 49, 50, 62, 70, 98, 100, 124, 140, 155, 175, 196, 217, 245, 263, 310, 350, 434, 490, 526, 620, 700, 775, 868, 980, 1052, 1085, 1225, 1315, 1519, 1550, 1841, 2170, 2450, 2630, 3038, 3100, 3682, 4340, 4900, 5260, 5425, 6076, 6575, 7364, 7595, 8153, 9205, 10850, 12887, 13150, 15190, 16306, 18410, 21700, 25774, 26300, 30380, 32612, 36820, 37975, 40765, 46025, 51548, 57071, 64435, 75950, 81530, 92050, 114142, 128870, 151900, 163060, 184100, 203825, 228284, 257740, 285355, 322175, 399497, 407650, 570710, 644350, 798994, 815300, 1141420, 1288700, 1426775, 1597988, 1997485, 2853550, 3994970, 5707100, 7989940, 9987425, 19974850, 39949700]

約数ペア:

[(1, 39949700), (2, 19974850), (4, 9987425), (5, 7989940), (7, 5707100), (10, 3994970), (14, 2853550), (20, 1997485), (25, 1597988), (28, 1426775), (31, 1288700), (35, 1141420), (49, 815300), (50, 798994), (62, 644350), (70, 570710), (98, 407650), (100, 399497), (124, 322175), (140, 285355), (155, 257740), (175, 228284), (196, 203825), (217, 184100), (245, 163060), (263, 151900), (310, 128870), (350, 114142), (434, 92050), (490, 81530), (526, 75950), (620, 64435), (700, 57071), (775, 51548), (868, 46025), (980, 40765), (1052, 37975), (1085, 36820), (1225, 32612), (1315, 30380), (1519, 26300), (1550, 25774), (1841, 21700), (2170, 18410), (2450, 16306), (2630, 15190), (3038, 13150), (3100, 12887), (3682, 10850), (4340, 9205), (4900, 8153), (5260, 7595), (5425, 7364), (6076, 6575)]