800897560

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1\times {\mathrm{4261}}^1$

素因数の和:4436

約数の個数: 64

約数和(自身を含む): 1865733120

約数和(自身を除く): 1064835560

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 127, 148, 185, 254, 296, 370, 508, 635, 740, 1016, 1270, 1480, 2540, 4261, 4699, 5080, 8522, 9398, 17044, 18796, 21305, 23495, 34088, 37592, 42610, 46990, 85220, 93980, 157657, 170440, 187960, 315314, 541147, 630628, 788285, 1082294, 1261256, 1576570, 2164588, 2705735, 3153140, 4329176, 5411470, 6306280, 10822940, 20022439, 21645880, 40044878, 80089756, 100112195, 160179512, 200224390, 400448780, 800897560]

約数ペア:

[(1, 800897560), (2, 400448780), (4, 200224390), (5, 160179512), (8, 100112195), (10, 80089756), (20, 40044878), (37, 21645880), (40, 20022439), (74, 10822940), (127, 6306280), (148, 5411470), (185, 4329176), (254, 3153140), (296, 2705735), (370, 2164588), (508, 1576570), (635, 1261256), (740, 1082294), (1016, 788285), (1270, 630628), (1480, 541147), (2540, 315314), (4261, 187960), (4699, 170440), (5080, 157657), (8522, 93980), (9398, 85220), (17044, 46990), (18796, 42610), (21305, 37592), (23495, 34088)]