61447375

素因数分解:

$5^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 91653120

約数和(自身を除く): 30205745

約数列:

[1, 5, 11, 23, 25, 29, 55, 67, 115, 125, 145, 253, 275, 319, 335, 575, 667, 725, 737, 1265, 1375, 1541, 1595, 1675, 1943, 2875, 3335, 3625, 3685, 6325, 7337, 7705, 7975, 8375, 9715, 16675, 16951, 18425, 21373, 31625, 36685, 38525, 39875, 44689, 48575, 83375, 84755, 92125, 106865, 183425, 192625, 223445, 242875, 423775, 491579, 534325, 917125, 1117225, 2118875, 2457895, 2671625, 5586125, 12289475, 61447375]

約数ペア:

[(1, 61447375), (5, 12289475), (11, 5586125), (23, 2671625), (25, 2457895), (29, 2118875), (55, 1117225), (67, 917125), (115, 534325), (125, 491579), (145, 423775), (253, 242875), (275, 223445), (319, 192625), (335, 183425), (575, 106865), (667, 92125), (725, 84755), (737, 83375), (1265, 48575), (1375, 44689), (1541, 39875), (1595, 38525), (1675, 36685), (1943, 31625), (2875, 21373), (3335, 18425), (3625, 16951), (3685, 16675), (6325, 9715), (7337, 8375), (7705, 7975)]