81404016

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{241}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 218938368

約数和(自身を除く): 137534352

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 93, 124, 186, 227, 241, 248, 372, 454, 482, 496, 681, 723, 744, 908, 964, 1362, 1446, 1488, 1816, 1928, 2724, 2892, 3632, 3856, 5448, 5784, 7037, 7471, 10896, 11568, 14074, 14942, 21111, 22413, 28148, 29884, 42222, 44826, 54707, 56296, 59768, 84444, 89652, 109414, 112592, 119536, 164121, 168888, 179304, 218828, 328242, 337776, 358608, 437656, 656484, 875312, 1312968, 1695917, 2625936, 3391834, 5087751, 6783668, 10175502, 13567336, 20351004, 27134672, 40702008, 81404016]

約数ペア:

[(1, 81404016), (2, 40702008), (3, 27134672), (4, 20351004), (6, 13567336), (8, 10175502), (12, 6783668), (16, 5087751), (24, 3391834), (31, 2625936), (48, 1695917), (62, 1312968), (93, 875312), (124, 656484), (186, 437656), (227, 358608), (241, 337776), (248, 328242), (372, 218828), (454, 179304), (482, 168888), (496, 164121), (681, 119536), (723, 112592), (744, 109414), (908, 89652), (964, 84444), (1362, 59768), (1446, 56296), (1488, 54707), (1816, 44826), (1928, 42222), (2724, 29884), (2892, 28148), (3632, 22413), (3856, 21111), (5448, 14942), (5784, 14074), (7037, 11568), (7471, 10896)]