65722240

素因数分解:

$2^7\times 5^1\times {\mathrm{103}}^1\times {\mathrm{997}}^1$

素因数の和:1119

約数の個数: 64

約数和(自身を含む): 158801760

約数和(自身を除く): 93079520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 320, 412, 515, 640, 824, 997, 1030, 1648, 1994, 2060, 3296, 3988, 4120, 4985, 6592, 7976, 8240, 9970, 13184, 15952, 16480, 19940, 31904, 32960, 39880, 63808, 65920, 79760, 102691, 127616, 159520, 205382, 319040, 410764, 513455, 638080, 821528, 1026910, 1643056, 2053820, 3286112, 4107640, 6572224, 8215280, 13144448, 16430560, 32861120, 65722240]

約数ペア:

[(1, 65722240), (2, 32861120), (4, 16430560), (5, 13144448), (8, 8215280), (10, 6572224), (16, 4107640), (20, 3286112), (32, 2053820), (40, 1643056), (64, 1026910), (80, 821528), (103, 638080), (128, 513455), (160, 410764), (206, 319040), (320, 205382), (412, 159520), (515, 127616), (640, 102691), (824, 79760), (997, 65920), (1030, 63808), (1648, 39880), (1994, 32960), (2060, 31904), (3296, 19940), (3988, 16480), (4120, 15952), (4985, 13184), (6592, 9970), (7976, 8240)]