71217016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1567}}^1$

素因数の和:1628

約数の個数: 64

約数和(自身を含む): 158054400

約数和(自身を除く): 86837384

約数列:

[1, 2, 4, 8, 13, 19, 23, 26, 38, 46, 52, 76, 92, 104, 152, 184, 247, 299, 437, 494, 598, 874, 988, 1196, 1567, 1748, 1976, 2392, 3134, 3496, 5681, 6268, 11362, 12536, 20371, 22724, 29773, 36041, 40742, 45448, 59546, 72082, 81484, 119092, 144164, 162968, 238184, 288328, 387049, 468533, 684779, 774098, 937066, 1369558, 1548196, 1874132, 2739116, 3096392, 3748264, 5478232, 8902127, 17804254, 35608508, 71217016]

約数ペア:

[(1, 71217016), (2, 35608508), (4, 17804254), (8, 8902127), (13, 5478232), (19, 3748264), (23, 3096392), (26, 2739116), (38, 1874132), (46, 1548196), (52, 1369558), (76, 937066), (92, 774098), (104, 684779), (152, 468533), (184, 387049), (247, 288328), (299, 238184), (437, 162968), (494, 144164), (598, 119092), (874, 81484), (988, 72082), (1196, 59546), (1567, 45448), (1748, 40742), (1976, 36041), (2392, 29773), (3134, 22724), (3496, 20371), (5681, 12536), (6268, 11362)]