212743700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5279}}^1$

素因数の和:5337

約数の個数: 72

約数和(自身を含む): 513300480

約数和(自身を除く): 300556780

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 130, 155, 260, 310, 325, 403, 620, 650, 775, 806, 1300, 1550, 1612, 2015, 3100, 4030, 5279, 8060, 10075, 10558, 20150, 21116, 26395, 40300, 52790, 68627, 105580, 131975, 137254, 163649, 263950, 274508, 327298, 343135, 527900, 654596, 686270, 818245, 1372540, 1636490, 1715675, 2127437, 3272980, 3431350, 4091225, 4254874, 6862700, 8182450, 8509748, 10637185, 16364900, 21274370, 42548740, 53185925, 106371850, 212743700]

約数ペア:

[(1, 212743700), (2, 106371850), (4, 53185925), (5, 42548740), (10, 21274370), (13, 16364900), (20, 10637185), (25, 8509748), (26, 8182450), (31, 6862700), (50, 4254874), (52, 4091225), (62, 3431350), (65, 3272980), (100, 2127437), (124, 1715675), (130, 1636490), (155, 1372540), (260, 818245), (310, 686270), (325, 654596), (403, 527900), (620, 343135), (650, 327298), (775, 274508), (806, 263950), (1300, 163649), (1550, 137254), (1612, 131975), (2015, 105580), (3100, 68627), (4030, 52790), (5279, 40300), (8060, 26395), (10075, 21116), (10558, 20150)]