64050420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{152501}}^1$

素因数の和:152520

約数の個数: 48

約数和(自身を含む): 204962688

約数和(自身を除く): 140912268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 152501, 305002, 457503, 610004, 762505, 915006, 1067507, 1525010, 1830012, 2135014, 2287515, 3050020, 3202521, 4270028, 4575030, 5337535, 6405042, 9150060, 10675070, 12810084, 16012605, 21350140, 32025210, 64050420]

約数ペア:

[(1, 64050420), (2, 32025210), (3, 21350140), (4, 16012605), (5, 12810084), (6, 10675070), (7, 9150060), (10, 6405042), (12, 5337535), (14, 4575030), (15, 4270028), (20, 3202521), (21, 3050020), (28, 2287515), (30, 2135014), (35, 1830012), (42, 1525010), (60, 1067507), (70, 915006), (84, 762505), (105, 610004), (140, 457503), (210, 305002), (420, 152501)]