257193298000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{4148279}}^1$

素因数の和:4148333

約数の個数: 80

約数和(自身を含む): 641954626560

約数和(自身を除く): 384761328560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 1000, 1240, 1550, 2000, 2480, 3100, 3875, 6200, 7750, 12400, 15500, 31000, 62000, 4148279, 8296558, 16593116, 20741395, 33186232, 41482790, 66372464, 82965580, 103706975, 128596649, 165931160, 207413950, 257193298, 331862320, 414827900, 514386596, 518534875, 642983245, 829655800, 1028773192, 1037069750, 1285966490, 1659311600, 2057546384, 2074139500, 2571932980, 3214916225, 4148279000, 5143865960, 6429832450, 8296558000, 10287731920, 12859664900, 16074581125, 25719329800, 32149162250, 51438659600, 64298324500, 128596649000, 257193298000]

約数ペア:

[(1, 257193298000), (2, 128596649000), (4, 64298324500), (5, 51438659600), (8, 32149162250), (10, 25719329800), (16, 16074581125), (20, 12859664900), (25, 10287731920), (31, 8296558000), (40, 6429832450), (50, 5143865960), (62, 4148279000), (80, 3214916225), (100, 2571932980), (124, 2074139500), (125, 2057546384), (155, 1659311600), (200, 1285966490), (248, 1037069750), (250, 1028773192), (310, 829655800), (400, 642983245), (496, 518534875), (500, 514386596), (620, 414827900), (775, 331862320), (1000, 257193298), (1240, 207413950), (1550, 165931160), (2000, 128596649), (2480, 103706975), (3100, 82965580), (3875, 66372464), (6200, 41482790), (7750, 33186232), (12400, 20741395), (15500, 16593116), (31000, 8296558), (62000, 4148279)]