17996912050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{893147}}^1$

素因数の和:893203

約数の個数: 48

約数和(自身を含む): 37212118272

約数和(自身を除く): 19215206222

約数列:

[1, 2, 5, 10, 13, 25, 26, 31, 50, 62, 65, 130, 155, 310, 325, 403, 650, 775, 806, 1550, 2015, 4030, 10075, 20150, 893147, 1786294, 4465735, 8931470, 11610911, 22328675, 23221822, 27687557, 44657350, 55375114, 58054555, 116109110, 138437785, 276875570, 290272775, 359938241, 580545550, 692188925, 719876482, 1384377850, 1799691205, 3599382410, 8998456025, 17996912050]

約数ペア:

[(1, 17996912050), (2, 8998456025), (5, 3599382410), (10, 1799691205), (13, 1384377850), (25, 719876482), (26, 692188925), (31, 580545550), (50, 359938241), (62, 290272775), (65, 276875570), (130, 138437785), (155, 116109110), (310, 58054555), (325, 55375114), (403, 44657350), (650, 27687557), (775, 23221822), (806, 22328675), (1550, 11610911), (2015, 8931470), (4030, 4465735), (10075, 1786294), (20150, 893147)]