101986775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1$

素因数の和:320

約数の個数: 48

約数和(自身を含む): 147312000

約数和(自身を除く): 45325225

約数列:

[1, 5, 11, 19, 25, 55, 95, 131, 149, 209, 275, 475, 655, 745, 1045, 1441, 1639, 2489, 2831, 3275, 3725, 5225, 7205, 8195, 12445, 14155, 19519, 27379, 31141, 36025, 40975, 62225, 70775, 97595, 136895, 155705, 214709, 370861, 487975, 684475, 778525, 1073545, 1854305, 4079471, 5367725, 9271525, 20397355, 101986775]

約数ペア:

[(1, 101986775), (5, 20397355), (11, 9271525), (19, 5367725), (25, 4079471), (55, 1854305), (95, 1073545), (131, 778525), (149, 684475), (209, 487975), (275, 370861), (475, 214709), (655, 155705), (745, 136895), (1045, 97595), (1441, 70775), (1639, 62225), (2489, 40975), (2831, 36025), (3275, 31141), (3725, 27379), (5225, 19519), (7205, 14155), (8195, 12445)]