77964890

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5153}}^1$

素因数の和:5266

約数の個数: 32

約数和(自身を含む): 150290640

約数和(自身を除く): 72325750

約数列:

[1, 2, 5, 10, 17, 34, 85, 89, 170, 178, 445, 890, 1513, 3026, 5153, 7565, 10306, 15130, 25765, 51530, 87601, 175202, 438005, 458617, 876010, 917234, 2293085, 4586170, 7796489, 15592978, 38982445, 77964890]

約数ペア:

[(1, 77964890), (2, 38982445), (5, 15592978), (10, 7796489), (17, 4586170), (34, 2293085), (85, 917234), (89, 876010), (170, 458617), (178, 438005), (445, 175202), (890, 87601), (1513, 51530), (3026, 25765), (5153, 15130), (7565, 10306)]