255486520

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{3733}}^1$

素因数の和:3832

約数の個数: 64

約数和(自身を含む): 604908000

約数和(自身を除く): 349421480

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 59, 116, 118, 145, 232, 236, 290, 295, 472, 580, 590, 1160, 1180, 1711, 2360, 3422, 3733, 6844, 7466, 8555, 13688, 14932, 17110, 18665, 29864, 34220, 37330, 68440, 74660, 108257, 149320, 216514, 220247, 433028, 440494, 541285, 866056, 880988, 1082570, 1101235, 1761976, 2165140, 2202470, 4330280, 4404940, 6387163, 8809880, 12774326, 25548652, 31935815, 51097304, 63871630, 127743260, 255486520]

約数ペア:

[(1, 255486520), (2, 127743260), (4, 63871630), (5, 51097304), (8, 31935815), (10, 25548652), (20, 12774326), (29, 8809880), (40, 6387163), (58, 4404940), (59, 4330280), (116, 2202470), (118, 2165140), (145, 1761976), (232, 1101235), (236, 1082570), (290, 880988), (295, 866056), (472, 541285), (580, 440494), (590, 433028), (1160, 220247), (1180, 216514), (1711, 149320), (2360, 108257), (3422, 74660), (3733, 68440), (6844, 37330), (7466, 34220), (8555, 29864), (13688, 18665), (14932, 17110)]