89957120

素因数分解:

$2^8\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6389}}^1$

素因数の和:6421

約数の個数: 72

約数和(自身を含む): 235100880

約数和(自身を除く): 145143760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 640, 704, 880, 1280, 1408, 1760, 2816, 3520, 6389, 7040, 12778, 14080, 25556, 31945, 51112, 63890, 70279, 102224, 127780, 140558, 204448, 255560, 281116, 351395, 408896, 511120, 562232, 702790, 817792, 1022240, 1124464, 1405580, 1635584, 2044480, 2248928, 2811160, 4088960, 4497856, 5622320, 8177920, 8995712, 11244640, 17991424, 22489280, 44978560, 89957120]

約数ペア:

[(1, 89957120), (2, 44978560), (4, 22489280), (5, 17991424), (8, 11244640), (10, 8995712), (11, 8177920), (16, 5622320), (20, 4497856), (22, 4088960), (32, 2811160), (40, 2248928), (44, 2044480), (55, 1635584), (64, 1405580), (80, 1124464), (88, 1022240), (110, 817792), (128, 702790), (160, 562232), (176, 511120), (220, 408896), (256, 351395), (320, 281116), (352, 255560), (440, 204448), (640, 140558), (704, 127780), (880, 102224), (1280, 70279), (1408, 63890), (1760, 51112), (2816, 31945), (3520, 25556), (6389, 14080), (7040, 12778)]