20225100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{9631}}^1$

素因数の和:9655

約数の個数: 72

約数和(自身を含む): 66884608

約数和(自身を除く): 46659508

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 50, 60, 70, 75, 84, 100, 105, 140, 150, 175, 210, 300, 350, 420, 525, 700, 1050, 2100, 9631, 19262, 28893, 38524, 48155, 57786, 67417, 96310, 115572, 134834, 144465, 192620, 202251, 240775, 269668, 288930, 337085, 404502, 481550, 577860, 674170, 722325, 809004, 963100, 1011255, 1348340, 1444650, 1685425, 2022510, 2889300, 3370850, 4045020, 5056275, 6741700, 10112550, 20225100]

約数ペア:

[(1, 20225100), (2, 10112550), (3, 6741700), (4, 5056275), (5, 4045020), (6, 3370850), (7, 2889300), (10, 2022510), (12, 1685425), (14, 1444650), (15, 1348340), (20, 1011255), (21, 963100), (25, 809004), (28, 722325), (30, 674170), (35, 577860), (42, 481550), (50, 404502), (60, 337085), (70, 288930), (75, 269668), (84, 240775), (100, 202251), (105, 192620), (140, 144465), (150, 134834), (175, 115572), (210, 96310), (300, 67417), (350, 57786), (420, 48155), (525, 38524), (700, 28893), (1050, 19262), (2100, 9631)]