70288640

素因数分解:

$2^8\times 5^1\times {\mathrm{89}}^1\times {\mathrm{617}}^1$

素因数の和:727

約数の個数: 72

約数和(自身を含む): 170530920

約数和(自身を除く): 100242280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 256, 320, 356, 445, 617, 640, 712, 890, 1234, 1280, 1424, 1780, 2468, 2848, 3085, 3560, 4936, 5696, 6170, 7120, 9872, 11392, 12340, 14240, 19744, 22784, 24680, 28480, 39488, 49360, 54913, 56960, 78976, 98720, 109826, 113920, 157952, 197440, 219652, 274565, 394880, 439304, 549130, 789760, 878608, 1098260, 1757216, 2196520, 3514432, 4393040, 7028864, 8786080, 14057728, 17572160, 35144320, 70288640]

約数ペア:

[(1, 70288640), (2, 35144320), (4, 17572160), (5, 14057728), (8, 8786080), (10, 7028864), (16, 4393040), (20, 3514432), (32, 2196520), (40, 1757216), (64, 1098260), (80, 878608), (89, 789760), (128, 549130), (160, 439304), (178, 394880), (256, 274565), (320, 219652), (356, 197440), (445, 157952), (617, 113920), (640, 109826), (712, 98720), (890, 78976), (1234, 56960), (1280, 54913), (1424, 49360), (1780, 39488), (2468, 28480), (2848, 24680), (3085, 22784), (3560, 19744), (4936, 14240), (5696, 12340), (6170, 11392), (7120, 9872)]