91430780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{21067}}^1$

素因数の和:21114

約数の個数: 48

約数和(自身を含む): 226523136

約数和(自身を除く): 135092356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4340, 21067, 42134, 84268, 105335, 147469, 210670, 294938, 421340, 589876, 653077, 737345, 1306154, 1474690, 2612308, 2949380, 3265385, 4571539, 6530770, 9143078, 13061540, 18286156, 22857695, 45715390, 91430780]

約数ペア:

[(1, 91430780), (2, 45715390), (4, 22857695), (5, 18286156), (7, 13061540), (10, 9143078), (14, 6530770), (20, 4571539), (28, 3265385), (31, 2949380), (35, 2612308), (62, 1474690), (70, 1306154), (124, 737345), (140, 653077), (155, 589876), (217, 421340), (310, 294938), (434, 210670), (620, 147469), (868, 105335), (1085, 84268), (2170, 42134), (4340, 21067)]