4805000

素因数分解:

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

素因数の和:88

約数の個数: 60

約数和(自身を含む): 11632995

約数和(自身を除く): 6827995

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 248, 250, 310, 500, 620, 625, 775, 961, 1000, 1240, 1250, 1550, 1922, 2500, 3100, 3844, 3875, 4805, 5000, 6200, 7688, 7750, 9610, 15500, 19220, 19375, 24025, 31000, 38440, 38750, 48050, 77500, 96100, 120125, 155000, 192200, 240250, 480500, 600625, 961000, 1201250, 2402500, 4805000]

約数ペア:

[(1, 4805000), (2, 2402500), (4, 1201250), (5, 961000), (8, 600625), (10, 480500), (20, 240250), (25, 192200), (31, 155000), (40, 120125), (50, 96100), (62, 77500), (100, 48050), (124, 38750), (125, 38440), (155, 31000), (200, 24025), (248, 19375), (250, 19220), (310, 15500), (500, 9610), (620, 7750), (625, 7688), (775, 6200), (961, 5000), (1000, 4805), (1240, 3875), (1250, 3844), (1550, 3100), (1922, 2500)]