66953180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15427}}^1$

素因数の和:15474

約数の個数: 48

約数和(自身を含む): 165881856

約数和(自身を除く): 98928676

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, 15427, 30854, 61708, 77135, 107989, 154270, 215978, 308540, 431956, 478237, 539945, 956474, 1079890, 1912948, 2159780, 2391185, 3347659, 4782370, 6695318, 9564740, 13390636, 16738295, 33476590, 66953180]

約数ペア:

[(1, 66953180), (2, 33476590), (4, 16738295), (5, 13390636), (7, 9564740), (10, 6695318), (14, 4782370), (20, 3347659), (28, 2391185), (31, 2159780), (35, 1912948), (62, 1079890), (70, 956474), (124, 539945), (140, 478237), (155, 431956), (217, 308540), (310, 215978), (434, 154270), (620, 107989), (868, 77135), (1085, 61708), (2170, 30854), (4340, 15427)]