940778825

素因数分解:

$5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1$

素因数の和:247

約数の個数: 96

約数和(自身を含む): 1473239040

約数和(自身を除く): 532460215

約数列:

[1, 5, 7, 19, 25, 35, 41, 67, 95, 103, 133, 175, 205, 287, 335, 469, 475, 515, 665, 721, 779, 1025, 1273, 1435, 1675, 1957, 2345, 2575, 2747, 3325, 3605, 3895, 4223, 5453, 6365, 6901, 7175, 8911, 9785, 11725, 13699, 13735, 18025, 19229, 19475, 21115, 27265, 29561, 31825, 34505, 44555, 48307, 48925, 52193, 68495, 68675, 80237, 96145, 105575, 131119, 136325, 147805, 172525, 222775, 241535, 260965, 282941, 342475, 365351, 401185, 480725, 561659, 655595, 739025, 917833, 1207675, 1304825, 1414705, 1826755, 1980587, 2005925, 2808295, 3277975, 4589165, 5375879, 7073525, 9133775, 9902935, 14041475, 22945825, 26879395, 37631153, 49514675, 134396975, 188155765, 940778825]

約数ペア:

[(1, 940778825), (5, 188155765), (7, 134396975), (19, 49514675), (25, 37631153), (35, 26879395), (41, 22945825), (67, 14041475), (95, 9902935), (103, 9133775), (133, 7073525), (175, 5375879), (205, 4589165), (287, 3277975), (335, 2808295), (469, 2005925), (475, 1980587), (515, 1826755), (665, 1414705), (721, 1304825), (779, 1207675), (1025, 917833), (1273, 739025), (1435, 655595), (1675, 561659), (1957, 480725), (2345, 401185), (2575, 365351), (2747, 342475), (3325, 282941), (3605, 260965), (3895, 241535), (4223, 222775), (5453, 172525), (6365, 147805), (6901, 136325), (7175, 131119), (8911, 105575), (9785, 96145), (11725, 80237), (13699, 68675), (13735, 68495), (18025, 52193), (19229, 48925), (19475, 48307), (21115, 44555), (27265, 34505), (29561, 31825)]