508723775

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1303}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 760617984

約数和(自身を除く): 251894209

約数列:

[1, 5, 7, 23, 25, 35, 97, 115, 161, 175, 485, 575, 679, 805, 1303, 2231, 2425, 3395, 4025, 6515, 9121, 11155, 15617, 16975, 29969, 32575, 45605, 55775, 78085, 126391, 149845, 209783, 228025, 390425, 631955, 749225, 884737, 1048915, 2906993, 3159775, 4423685, 5244575, 14534965, 20348951, 22118425, 72674825, 101744755, 508723775]

約数ペア:

[(1, 508723775), (5, 101744755), (7, 72674825), (23, 22118425), (25, 20348951), (35, 14534965), (97, 5244575), (115, 4423685), (161, 3159775), (175, 2906993), (485, 1048915), (575, 884737), (679, 749225), (805, 631955), (1303, 390425), (2231, 228025), (2425, 209783), (3395, 149845), (4025, 126391), (6515, 78085), (9121, 55775), (11155, 45605), (15617, 32575), (16975, 29969)]