64631312

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{433}}^1\times {\mathrm{491}}^1$

素因数の和:951

約数の個数: 40

約数和(自身を含む): 132387360

約数和(自身を除く): 67756048

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 433, 491, 866, 982, 1732, 1964, 3464, 3928, 6928, 7856, 8227, 9329, 16454, 18658, 32908, 37316, 65816, 74632, 131632, 149264, 212603, 425206, 850412, 1700824, 3401648, 4039457, 8078914, 16157828, 32315656, 64631312]

約数ペア:

[(1, 64631312), (2, 32315656), (4, 16157828), (8, 8078914), (16, 4039457), (19, 3401648), (38, 1700824), (76, 850412), (152, 425206), (304, 212603), (433, 149264), (491, 131632), (866, 74632), (982, 65816), (1732, 37316), (1964, 32908), (3464, 18658), (3928, 16454), (6928, 9329), (7856, 8227)]