162519980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37447}}^1$

素因数の和:37494

約数の個数: 48

約数和(自身を含む): 402640896

約数和(自身を除く): 240120916

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, 37447, 74894, 149788, 187235, 262129, 374470, 524258, 748940, 1048516, 1160857, 1310645, 2321714, 2621290, 4643428, 5242580, 5804285, 8125999, 11608570, 16251998, 23217140, 32503996, 40629995, 81259990, 162519980]

約数ペア:

[(1, 162519980), (2, 81259990), (4, 40629995), (5, 32503996), (7, 23217140), (10, 16251998), (14, 11608570), (20, 8125999), (28, 5804285), (31, 5242580), (35, 4643428), (62, 2621290), (70, 2321714), (124, 1310645), (140, 1160857), (155, 1048516), (217, 748940), (310, 524258), (434, 374470), (620, 262129), (868, 187235), (1085, 149788), (2170, 74894), (4340, 37447)]