65142186880

素因数分解:

$2^7\times 5^1\times {\mathrm{101784667}}^1$

素因数の和:101784686

約数の個数: 32

約数和(自身を含む): 155730542040

約数和(自身を除く): 90588355160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 101784667, 203569334, 407138668, 508923335, 814277336, 1017846670, 1628554672, 2035693340, 3257109344, 4071386680, 6514218688, 8142773360, 13028437376, 16285546720, 32571093440, 65142186880]

約数ペア:

[(1, 65142186880), (2, 32571093440), (4, 16285546720), (5, 13028437376), (8, 8142773360), (10, 6514218688), (16, 4071386680), (20, 3257109344), (32, 2035693340), (40, 1628554672), (64, 1017846670), (80, 814277336), (128, 508923335), (160, 407138668), (320, 203569334), (640, 101784667)]