64305700

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{383}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 147990528

約数和(自身を除く): 83684828

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 73, 92, 100, 115, 146, 230, 292, 365, 383, 460, 575, 730, 766, 1150, 1460, 1532, 1679, 1825, 1915, 2300, 3358, 3650, 3830, 6716, 7300, 7660, 8395, 8809, 9575, 16790, 17618, 19150, 27959, 33580, 35236, 38300, 41975, 44045, 55918, 83950, 88090, 111836, 139795, 167900, 176180, 220225, 279590, 440450, 559180, 643057, 698975, 880900, 1286114, 1397950, 2572228, 2795900, 3215285, 6430570, 12861140, 16076425, 32152850, 64305700]

約数ペア:

[(1, 64305700), (2, 32152850), (4, 16076425), (5, 12861140), (10, 6430570), (20, 3215285), (23, 2795900), (25, 2572228), (46, 1397950), (50, 1286114), (73, 880900), (92, 698975), (100, 643057), (115, 559180), (146, 440450), (230, 279590), (292, 220225), (365, 176180), (383, 167900), (460, 139795), (575, 111836), (730, 88090), (766, 83950), (1150, 55918), (1460, 44045), (1532, 41975), (1679, 38300), (1825, 35236), (1915, 33580), (2300, 27959), (3358, 19150), (3650, 17618), (3830, 16790), (6716, 9575), (7300, 8809), (7660, 8395)]