2498950

素因数分解:

$2^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:129

約数の個数: 48

約数和(自身を含む): 5062176

約数和(自身を除く): 2563226

約数列:

[1, 2, 5, 10, 23, 25, 41, 46, 50, 53, 82, 106, 115, 205, 230, 265, 410, 530, 575, 943, 1025, 1150, 1219, 1325, 1886, 2050, 2173, 2438, 2650, 4346, 4715, 6095, 9430, 10865, 12190, 21730, 23575, 30475, 47150, 49979, 54325, 60950, 99958, 108650, 249895, 499790, 1249475, 2498950]

約数ペア:

[(1, 2498950), (2, 1249475), (5, 499790), (10, 249895), (23, 108650), (25, 99958), (41, 60950), (46, 54325), (50, 49979), (53, 47150), (82, 30475), (106, 23575), (115, 21730), (205, 12190), (230, 10865), (265, 9430), (410, 6095), (530, 4715), (575, 4346), (943, 2650), (1025, 2438), (1150, 2173), (1219, 2050), (1325, 1886)]