71259280

素因数分解:

$2^4\times 5^1\times {\mathrm{619}}^1\times {\mathrm{1439}}^1$

素因数の和:2071

約数の個数: 40

約数和(自身を含む): 166060800

約数和(自身を除く): 94801520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 619, 1238, 1439, 2476, 2878, 3095, 4952, 5756, 6190, 7195, 9904, 11512, 12380, 14390, 23024, 24760, 28780, 49520, 57560, 115120, 890741, 1781482, 3562964, 4453705, 7125928, 8907410, 14251856, 17814820, 35629640, 71259280]

約数ペア:

[(1, 71259280), (2, 35629640), (4, 17814820), (5, 14251856), (8, 8907410), (10, 7125928), (16, 4453705), (20, 3562964), (40, 1781482), (80, 890741), (619, 115120), (1238, 57560), (1439, 49520), (2476, 28780), (2878, 24760), (3095, 23024), (4952, 14390), (5756, 12380), (6190, 11512), (7195, 9904)]