79784705

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{839}}^1$

素因数の和:894

約数の個数: 64

約数和(自身を含む): 135475200

約数和(自身を除く): 55690495

約数列:

[1, 5, 7, 11, 13, 19, 35, 55, 65, 77, 91, 95, 133, 143, 209, 247, 385, 455, 665, 715, 839, 1001, 1045, 1235, 1463, 1729, 2717, 4195, 5005, 5873, 7315, 8645, 9229, 10907, 13585, 15941, 19019, 29365, 46145, 54535, 64603, 76349, 79705, 95095, 111587, 119977, 175351, 207233, 323015, 381745, 557935, 599885, 839839, 876755, 1036165, 1227457, 1450631, 2279563, 4199195, 6137285, 7253155, 11397815, 15956941, 79784705]

約数ペア:

[(1, 79784705), (5, 15956941), (7, 11397815), (11, 7253155), (13, 6137285), (19, 4199195), (35, 2279563), (55, 1450631), (65, 1227457), (77, 1036165), (91, 876755), (95, 839839), (133, 599885), (143, 557935), (209, 381745), (247, 323015), (385, 207233), (455, 175351), (665, 119977), (715, 111587), (839, 95095), (1001, 79705), (1045, 76349), (1235, 64603), (1463, 54535), (1729, 46145), (2717, 29365), (4195, 19019), (5005, 15941), (5873, 13585), (7315, 10907), (8645, 9229)]