16513700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:813

約数の個数: 72

約数和(自身を含む): 42330624

約数和(自身を除く): 25816924

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 50, 62, 70, 100, 124, 140, 155, 175, 217, 310, 350, 434, 620, 700, 761, 775, 868, 1085, 1522, 1550, 2170, 3044, 3100, 3805, 4340, 5327, 5425, 7610, 10654, 10850, 15220, 19025, 21308, 21700, 23591, 26635, 38050, 47182, 53270, 76100, 94364, 106540, 117955, 133175, 165137, 235910, 266350, 330274, 471820, 532700, 589775, 660548, 825685, 1179550, 1651370, 2359100, 3302740, 4128425, 8256850, 16513700]

約数ペア:

[(1, 16513700), (2, 8256850), (4, 4128425), (5, 3302740), (7, 2359100), (10, 1651370), (14, 1179550), (20, 825685), (25, 660548), (28, 589775), (31, 532700), (35, 471820), (50, 330274), (62, 266350), (70, 235910), (100, 165137), (124, 133175), (140, 117955), (155, 106540), (175, 94364), (217, 76100), (310, 53270), (350, 47182), (434, 38050), (620, 26635), (700, 23591), (761, 21700), (775, 21308), (868, 19025), (1085, 15220), (1522, 10850), (1550, 10654), (2170, 7610), (3044, 5425), (3100, 5327), (3805, 4340)]