156744775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:400

約数の個数: 48

約数和(自身を含む): 225878400

約数和(自身を除く): 69133625

約数列:

[1, 5, 11, 19, 25, 55, 95, 131, 209, 229, 275, 475, 655, 1045, 1145, 1441, 2489, 2519, 3275, 4351, 5225, 5725, 7205, 12445, 12595, 21755, 27379, 29999, 36025, 47861, 62225, 62975, 108775, 136895, 149995, 239305, 329989, 569981, 684475, 749975, 1196525, 1649945, 2849905, 6269791, 8249725, 14249525, 31348955, 156744775]

約数ペア:

[(1, 156744775), (5, 31348955), (11, 14249525), (19, 8249725), (25, 6269791), (55, 2849905), (95, 1649945), (131, 1196525), (209, 749975), (229, 684475), (275, 569981), (475, 329989), (655, 239305), (1045, 149995), (1145, 136895), (1441, 108775), (2489, 62975), (2519, 62225), (3275, 47861), (4351, 36025), (5225, 29999), (5725, 27379), (7205, 21755), (12445, 12595)]