80026880

素因数分解:

$2^8\times 5^1\times {\mathrm{103}}^1\times {\mathrm{607}}^1$

素因数の和:731

約数の個数: 72

約数和(自身を含む): 193869312

約数和(自身を除く): 113842432

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 103, 128, 160, 206, 256, 320, 412, 515, 607, 640, 824, 1030, 1214, 1280, 1648, 2060, 2428, 3035, 3296, 4120, 4856, 6070, 6592, 8240, 9712, 12140, 13184, 16480, 19424, 24280, 26368, 32960, 38848, 48560, 62521, 65920, 77696, 97120, 125042, 131840, 155392, 194240, 250084, 312605, 388480, 500168, 625210, 776960, 1000336, 1250420, 2000672, 2500840, 4001344, 5001680, 8002688, 10003360, 16005376, 20006720, 40013440, 80026880]

約数ペア:

[(1, 80026880), (2, 40013440), (4, 20006720), (5, 16005376), (8, 10003360), (10, 8002688), (16, 5001680), (20, 4001344), (32, 2500840), (40, 2000672), (64, 1250420), (80, 1000336), (103, 776960), (128, 625210), (160, 500168), (206, 388480), (256, 312605), (320, 250084), (412, 194240), (515, 155392), (607, 131840), (640, 125042), (824, 97120), (1030, 77696), (1214, 65920), (1280, 62521), (1648, 48560), (2060, 38848), (2428, 32960), (3035, 26368), (3296, 24280), (4120, 19424), (4856, 16480), (6070, 13184), (6592, 12140), (8240, 9712)]