65621340

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{40507}}^1$

素因数の和:40528

約数の個数: 60

約数和(自身を含む): 205861656

約数和(自身を除く): 140240316

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 40507, 81014, 121521, 162028, 202535, 243042, 364563, 405070, 486084, 607605, 729126, 810140, 1093689, 1215210, 1458252, 1822815, 2187378, 2430420, 3281067, 3645630, 4374756, 5468445, 6562134, 7291260, 10936890, 13124268, 16405335, 21873780, 32810670, 65621340]

約数ペア:

[(1, 65621340), (2, 32810670), (3, 21873780), (4, 16405335), (5, 13124268), (6, 10936890), (9, 7291260), (10, 6562134), (12, 5468445), (15, 4374756), (18, 3645630), (20, 3281067), (27, 2430420), (30, 2187378), (36, 1822815), (45, 1458252), (54, 1215210), (60, 1093689), (81, 810140), (90, 729126), (108, 607605), (135, 486084), (162, 405070), (180, 364563), (270, 243042), (324, 202535), (405, 162028), (540, 121521), (810, 81014), (1620, 40507)]