71219524

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:153

約数の個数: 72

約数和(自身を含む): 142695168

約数和(自身を除く): 71475644

約数列:

[1, 2, 4, 19, 31, 37, 38, 43, 62, 74, 76, 86, 124, 148, 172, 361, 589, 703, 722, 817, 1147, 1178, 1333, 1406, 1444, 1591, 1634, 2294, 2356, 2666, 2812, 3182, 3268, 4588, 5332, 6364, 11191, 13357, 15523, 21793, 22382, 25327, 26714, 30229, 31046, 43586, 44764, 49321, 50654, 53428, 60458, 62092, 87172, 98642, 101308, 120916, 197284, 414067, 481213, 574351, 828134, 937099, 962426, 1148702, 1656268, 1874198, 1924852, 2297404, 3748396, 17804881, 35609762, 71219524]

約数ペア:

[(1, 71219524), (2, 35609762), (4, 17804881), (19, 3748396), (31, 2297404), (37, 1924852), (38, 1874198), (43, 1656268), (62, 1148702), (74, 962426), (76, 937099), (86, 828134), (124, 574351), (148, 481213), (172, 414067), (361, 197284), (589, 120916), (703, 101308), (722, 98642), (817, 87172), (1147, 62092), (1178, 60458), (1333, 53428), (1406, 50654), (1444, 49321), (1591, 44764), (1634, 43586), (2294, 31046), (2356, 30229), (2666, 26714), (2812, 25327), (3182, 22382), (3268, 21793), (4588, 15523), (5332, 13357), (6364, 11191)]