66821376

素因数分解:

$2^8\times 3^1\times {\mathrm{167}}^1\times {\mathrm{521}}^1$

素因数の和:707

約数の個数: 72

約数和(自身を含む): 179250624

約数和(自身を除く): 112429248

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 167, 192, 256, 334, 384, 501, 521, 668, 768, 1002, 1042, 1336, 1563, 2004, 2084, 2672, 3126, 4008, 4168, 5344, 6252, 8016, 8336, 10688, 12504, 16032, 16672, 21376, 25008, 32064, 33344, 42752, 50016, 64128, 66688, 87007, 100032, 128256, 133376, 174014, 200064, 261021, 348028, 400128, 522042, 696056, 1044084, 1392112, 2088168, 2784224, 4176336, 5568448, 8352672, 11136896, 16705344, 22273792, 33410688, 66821376]

約数ペア:

[(1, 66821376), (2, 33410688), (3, 22273792), (4, 16705344), (6, 11136896), (8, 8352672), (12, 5568448), (16, 4176336), (24, 2784224), (32, 2088168), (48, 1392112), (64, 1044084), (96, 696056), (128, 522042), (167, 400128), (192, 348028), (256, 261021), (334, 200064), (384, 174014), (501, 133376), (521, 128256), (668, 100032), (768, 87007), (1002, 66688), (1042, 64128), (1336, 50016), (1563, 42752), (2004, 33344), (2084, 32064), (2672, 25008), (3126, 21376), (4008, 16672), (4168, 16032), (5344, 12504), (6252, 10688), (8016, 8336)]