65016320

素因数分解:

$2^9\times 5^1\times {\mathrm{109}}^1\times {\mathrm{233}}^1$

素因数の和:365

約数の個数: 80

約数和(自身を含む): 157992120

約数和(自身を除く): 92975800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 109, 128, 160, 218, 233, 256, 320, 436, 466, 512, 545, 640, 872, 932, 1090, 1165, 1280, 1744, 1864, 2180, 2330, 2560, 3488, 3728, 4360, 4660, 6976, 7456, 8720, 9320, 13952, 14912, 17440, 18640, 25397, 27904, 29824, 34880, 37280, 50794, 55808, 59648, 69760, 74560, 101588, 119296, 126985, 139520, 149120, 203176, 253970, 279040, 298240, 406352, 507940, 596480, 812704, 1015880, 1625408, 2031760, 3250816, 4063520, 6501632, 8127040, 13003264, 16254080, 32508160, 65016320]

約数ペア:

[(1, 65016320), (2, 32508160), (4, 16254080), (5, 13003264), (8, 8127040), (10, 6501632), (16, 4063520), (20, 3250816), (32, 2031760), (40, 1625408), (64, 1015880), (80, 812704), (109, 596480), (128, 507940), (160, 406352), (218, 298240), (233, 279040), (256, 253970), (320, 203176), (436, 149120), (466, 139520), (512, 126985), (545, 119296), (640, 101588), (872, 74560), (932, 69760), (1090, 59648), (1165, 55808), (1280, 50794), (1744, 37280), (1864, 34880), (2180, 29824), (2330, 27904), (2560, 25397), (3488, 18640), (3728, 17440), (4360, 14912), (4660, 13952), (6976, 9320), (7456, 8720)]