66586880

素因数分解:

$2^8\times 5^1\times {\mathrm{52021}}^1$

素因数の和:52042

約数の個数: 36

約数和(自身を含む): 159499452

約数和(自身を除く): 92912572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 52021, 104042, 208084, 260105, 416168, 520210, 832336, 1040420, 1664672, 2080840, 3329344, 4161680, 6658688, 8323360, 13317376, 16646720, 33293440, 66586880]

約数ペア:

[(1, 66586880), (2, 33293440), (4, 16646720), (5, 13317376), (8, 8323360), (10, 6658688), (16, 4161680), (20, 3329344), (32, 2080840), (40, 1664672), (64, 1040420), (80, 832336), (128, 520210), (160, 416168), (256, 260105), (320, 208084), (640, 104042), (1280, 52021)]