4708900

素因数分解:

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

素因数の和:90

約数の個数: 81

約数和(自身を含む): 12282417

約数和(自身を除く): 7573517

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, 310, 350, 434, 490, 620, 700, 775, 868, 961, 980, 1085, 1225, 1519, 1550, 1922, 2170, 2450, 3038, 3100, 3844, 4340, 4805, 4900, 5425, 6076, 6727, 7595, 9610, 10850, 13454, 15190, 19220, 21700, 24025, 26908, 30380, 33635, 37975, 47089, 48050, 67270, 75950, 94178, 96100, 134540, 151900, 168175, 188356, 235445, 336350, 470890, 672700, 941780, 1177225, 2354450, 4708900]

約数ペア:

[(1, 4708900), (2, 2354450), (4, 1177225), (5, 941780), (7, 672700), (10, 470890), (14, 336350), (20, 235445), (25, 188356), (28, 168175), (31, 151900), (35, 134540), (49, 96100), (50, 94178), (62, 75950), (70, 67270), (98, 48050), (100, 47089), (124, 37975), (140, 33635), (155, 30380), (175, 26908), (196, 24025), (217, 21700), (245, 19220), (310, 15190), (350, 13454), (434, 10850), (490, 9610), (620, 7595), (700, 6727), (775, 6076), (868, 5425), (961, 4900), (980, 4805), (1085, 4340), (1225, 3844), (1519, 3100), (1550, 3038), (1922, 2450)]