249302000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{4021}}^1$

素因数の和:4075

約数の個数: 80

約数和(自身を含む): 622412544

約数和(自身を除く): 373110544

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, 4021, 6200, 7750, 8042, 12400, 15500, 16084, 20105, 31000, 32168, 40210, 62000, 64336, 80420, 100525, 124651, 160840, 201050, 249302, 321680, 402100, 498604, 502625, 623255, 804200, 997208, 1005250, 1246510, 1608400, 1994416, 2010500, 2493020, 3116275, 4021000, 4986040, 6232550, 8042000, 9972080, 12465100, 15581375, 24930200, 31162750, 49860400, 62325500, 124651000, 249302000]

約数ペア:

[(1, 249302000), (2, 124651000), (4, 62325500), (5, 49860400), (8, 31162750), (10, 24930200), (16, 15581375), (20, 12465100), (25, 9972080), (31, 8042000), (40, 6232550), (50, 4986040), (62, 4021000), (80, 3116275), (100, 2493020), (124, 2010500), (125, 1994416), (155, 1608400), (200, 1246510), (248, 1005250), (250, 997208), (310, 804200), (400, 623255), (496, 502625), (500, 498604), (620, 402100), (775, 321680), (1000, 249302), (1240, 201050), (1550, 160840), (2000, 124651), (2480, 100525), (3100, 80420), (3875, 64336), (4021, 62000), (6200, 40210), (7750, 32168), (8042, 31000), (12400, 20105), (15500, 16084)]