81933990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{2297}}^1$

素因数の和:2377

約数の個数: 64

約数和(自身を含む): 208474560

約数和(自身を除く): 126540570

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 41, 58, 82, 87, 123, 145, 174, 205, 246, 290, 410, 435, 615, 870, 1189, 1230, 2297, 2378, 3567, 4594, 5945, 6891, 7134, 11485, 11890, 13782, 17835, 22970, 34455, 35670, 66613, 68910, 94177, 133226, 188354, 199839, 282531, 333065, 399678, 470885, 565062, 666130, 941770, 999195, 1412655, 1998390, 2731133, 2825310, 5462266, 8193399, 13655665, 16386798, 27311330, 40966995, 81933990]

約数ペア:

[(1, 81933990), (2, 40966995), (3, 27311330), (5, 16386798), (6, 13655665), (10, 8193399), (15, 5462266), (29, 2825310), (30, 2731133), (41, 1998390), (58, 1412655), (82, 999195), (87, 941770), (123, 666130), (145, 565062), (174, 470885), (205, 399678), (246, 333065), (290, 282531), (410, 199839), (435, 188354), (615, 133226), (870, 94177), (1189, 68910), (1230, 66613), (2297, 35670), (2378, 34455), (3567, 22970), (4594, 17835), (5945, 13782), (6891, 11890), (7134, 11485)]