4997900

素因数分解:

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

素因数の和:131

約数の個数: 72

約数和(自身を含む): 11811744

約数和(自身を除く): 6813844

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 41, 46, 50, 53, 82, 92, 100, 106, 115, 164, 205, 212, 230, 265, 410, 460, 530, 575, 820, 943, 1025, 1060, 1150, 1219, 1325, 1886, 2050, 2173, 2300, 2438, 2650, 3772, 4100, 4346, 4715, 4876, 5300, 6095, 8692, 9430, 10865, 12190, 18860, 21730, 23575, 24380, 30475, 43460, 47150, 49979, 54325, 60950, 94300, 99958, 108650, 121900, 199916, 217300, 249895, 499790, 999580, 1249475, 2498950, 4997900]

約数ペア:

[(1, 4997900), (2, 2498950), (4, 1249475), (5, 999580), (10, 499790), (20, 249895), (23, 217300), (25, 199916), (41, 121900), (46, 108650), (50, 99958), (53, 94300), (82, 60950), (92, 54325), (100, 49979), (106, 47150), (115, 43460), (164, 30475), (205, 24380), (212, 23575), (230, 21730), (265, 18860), (410, 12190), (460, 10865), (530, 9430), (575, 8692), (820, 6095), (943, 5300), (1025, 4876), (1060, 4715), (1150, 4346), (1219, 4100), (1325, 3772), (1886, 2650), (2050, 2438), (2173, 2300)]