66186880

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5443}}^1$

素因数の和:5481

約数の個数: 64

約数和(自身を含む): 166586400

約数和(自身を除く): 100399520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 304, 320, 380, 608, 640, 760, 1216, 1520, 2432, 3040, 5443, 6080, 10886, 12160, 21772, 27215, 43544, 54430, 87088, 103417, 108860, 174176, 206834, 217720, 348352, 413668, 435440, 517085, 696704, 827336, 870880, 1034170, 1654672, 1741760, 2068340, 3309344, 3483520, 4136680, 6618688, 8273360, 13237376, 16546720, 33093440, 66186880]

約数ペア:

[(1, 66186880), (2, 33093440), (4, 16546720), (5, 13237376), (8, 8273360), (10, 6618688), (16, 4136680), (19, 3483520), (20, 3309344), (32, 2068340), (38, 1741760), (40, 1654672), (64, 1034170), (76, 870880), (80, 827336), (95, 696704), (128, 517085), (152, 435440), (160, 413668), (190, 348352), (304, 217720), (320, 206834), (380, 174176), (608, 108860), (640, 103417), (760, 87088), (1216, 54430), (1520, 43544), (2432, 27215), (3040, 21772), (5443, 12160), (6080, 10886)]