71760800

素因数分解:

$2^5\times 5^2\times {\mathrm{271}}^1\times {\mathrm{331}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 176363712

約数和(自身を除く): 104602912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 271, 331, 400, 542, 662, 800, 1084, 1324, 1355, 1655, 2168, 2648, 2710, 3310, 4336, 5296, 5420, 6620, 6775, 8275, 8672, 10592, 10840, 13240, 13550, 16550, 21680, 26480, 27100, 33100, 43360, 52960, 54200, 66200, 89701, 108400, 132400, 179402, 216800, 264800, 358804, 448505, 717608, 897010, 1435216, 1794020, 2242525, 2870432, 3588040, 4485050, 7176080, 8970100, 14352160, 17940200, 35880400, 71760800]

約数ペア:

[(1, 71760800), (2, 35880400), (4, 17940200), (5, 14352160), (8, 8970100), (10, 7176080), (16, 4485050), (20, 3588040), (25, 2870432), (32, 2242525), (40, 1794020), (50, 1435216), (80, 897010), (100, 717608), (160, 448505), (200, 358804), (271, 264800), (331, 216800), (400, 179402), (542, 132400), (662, 108400), (800, 89701), (1084, 66200), (1324, 54200), (1355, 52960), (1655, 43360), (2168, 33100), (2648, 27100), (2710, 26480), (3310, 21680), (4336, 16550), (5296, 13550), (5420, 13240), (6620, 10840), (6775, 10592), (8275, 8672)]