70811728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{5581}}^1$

素因数の和:5663

約数の個数: 40

約数和(自身を含む): 150200456

約数和(自身を除く): 79388728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 61, 104, 122, 208, 244, 488, 793, 976, 1586, 3172, 5581, 6344, 11162, 12688, 22324, 44648, 72553, 89296, 145106, 290212, 340441, 580424, 680882, 1160848, 1361764, 2723528, 4425733, 5447056, 8851466, 17702932, 35405864, 70811728]

約数ペア:

[(1, 70811728), (2, 35405864), (4, 17702932), (8, 8851466), (13, 5447056), (16, 4425733), (26, 2723528), (52, 1361764), (61, 1160848), (104, 680882), (122, 580424), (208, 340441), (244, 290212), (488, 145106), (793, 89296), (976, 72553), (1586, 44648), (3172, 22324), (5581, 12688), (6344, 11162)]