204465650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1571}}^1$

素因数の和:1739

約数の個数: 48

約数和(自身を含む): 403500960

約数和(自身を除く): 199035310

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 137, 190, 274, 475, 685, 950, 1370, 1571, 2603, 3142, 3425, 5206, 6850, 7855, 13015, 15710, 26030, 29849, 39275, 59698, 65075, 78550, 130150, 149245, 215227, 298490, 430454, 746225, 1076135, 1492450, 2152270, 4089313, 5380675, 8178626, 10761350, 20446565, 40893130, 102232825, 204465650]

約数ペア:

[(1, 204465650), (2, 102232825), (5, 40893130), (10, 20446565), (19, 10761350), (25, 8178626), (38, 5380675), (50, 4089313), (95, 2152270), (137, 1492450), (190, 1076135), (274, 746225), (475, 430454), (685, 298490), (950, 215227), (1370, 149245), (1571, 130150), (2603, 78550), (3142, 65075), (3425, 59698), (5206, 39275), (6850, 29849), (7855, 26030), (13015, 15710)]